Players: O

Every tag on the wall for surnames under this letter: year, championship, tag and result, as recorded in GNN’s draws.

Mychael O'Berry

Year	Championship	Tag	Result
2020	U.S. Women’s Amateur	Competitor	Lost in the round of 64 to Bohyun Park, 4 & 2

D. G. O'Brien

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Year	Championship	Tag	Result
1953	The Amateur	Competitor	Lost in the round of 32 to J. W. Draper, 4 & 3

Donna O'Brien

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Year	Championship	Tag	Result
1959	U.S. Women’s Amateur	Competitor	Lost in the round of 128 to Barbara McIntire, 6 & 5

Miss A. O'Brien

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Year	Championship	Tag	Result
1965	The Women’s Amateur	Competitor	Lost in the round of 16 to Brigitte Varangot, 2 & 1
1968	The Women’s Amateur	Competitor	Lost in the round of 64 to Miss M. Wenyon, 2 & 1

Mrs. Donald O'Brien

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Year	Championship	Tag	Result
1959	U.S. Women’s Amateur	Competitor	Lost in the round of 64 to Judy Bell, 3 & 1

Patrick O'Brien

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Year	Championship	Tag	Result
1996	U.S. Amateur	Competitor	Lost in the round of 32 to Charles Howell III, 1 up

S. O'Brien-Kenney

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Year	Championship	Tag	Result
1985	The Women’s Amateur	Competitor	Lost in the round of 16 to Lillian Behan, 2 up
1988	The Women’s Amateur	Competitor	Lost in the round of 64 to M. Cornelius, 6 & 5

Eoghan O'Connell

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Year	Championship	Tag	Result
1989	U.S. Amateur	Competitor · Medalist	Lost in the round of 32 to Mike Brannan, unknown

Frank E. O'Conner

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Year	Championship	Tag	Result
1956	U.S. Amateur	Competitor	Lost in the round of 256 to Doug Sanders, 2 up

Mrs. Pippy Rooney O'Conner

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Year	Championship	Tag	Result
1963	U.S. Women’s Amateur	Competitor	Lost in the round of 32 to JoAnne Gunderson Carner, 5 & 4

A. P. O'Connor

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Year	Championship	Tag	Result
1968	The Amateur	Competitor	Lost in the round of 32 to Reg Glading, 3 & 2

Katherine O'Connor

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Year	Championship	Tag	Result
2009	The Women’s Amateur	Competitor	Lost in the round of 64 to Azahara Muñoz, won on 20th hole

Sam O'Dell

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Year	Championship	Tag	Result
1999	U.S. Amateur	Competitor	Lost in the round of 64 to James Oh, 1 up

B. O'Donnell

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Year	Championship	Tag	Result
1963	The Amateur	Competitor	Lost in the round of 32 to R. D. B. M. Shade, 2 & 1

Catherine O'Donnell

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Year	Championship	Tag	Result
2007	U.S. Women’s Amateur	Competitor	Lost in the round of 32 to Alison Walshe, 6 & 5

Mrs. B. O'Donnell

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Year	Championship	Tag	Result
1969	The Women’s Amateur	Competitor	Lost in the round of 32 to B. Jackson, 2 & 1

Miss A. O'Donohoe

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Year	Championship	Tag	Result
1955	The Women’s Amateur	Competitor	Lost in the round of 32 to Elizabeth Price, 6 & 4

Declan O'Donovan

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Year	Championship	Tag	Result
2024	The Amateur	Competitor	Lost in the round of 64 to Tomi Bowen, 2 up
2025	The Amateur	Competitor	Lost in the round of 64 to Veikka Viskari, 2 up

Richard O'Donovan

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Year	Championship	Tag	Result
2012	The Amateur	Competitor	Lost in the round of 64 to Nathan Kimsey, 2 & 1

Emma O'Driscoll

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Year	Championship	Tag	Result
2011	The Women’s Amateur	Competitor	Lost in the round of 64 to Camilla Hedberg, 4 & 3

Shannon O'Dwyer

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Year	Championship	Tag	Result
2021	The Women’s Amateur	Competitor	Lost in the round of 64 to Rachel Foster, 2 & 1

Max O'Hagan

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Year	Championship	Tag	Result
2018	The Amateur	Competitor	Lost in the round of 128 to Jack Cope, won on 20th hole

Farah O'Keefe

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Year	Championship	Tag	Result
2023	The Women’s Amateur	Competitor	Lost in the round of 128 to Nathalie Borg, 1 up
2024	The Women’s Amateur	Competitor	Lost in the round of 64 to Paula Schulz-Hanssen, 1 up
2024	U.S. Women’s Amateur	Competitor	Lost in the round of 16 to Kelly Xu, 4 & 3
2025	The Women’s Amateur	Runner-up	Lost the final to Paula Martín Sampedro, 2 & 1
2025	U.S. Women’s Amateur	Competitor	Lost in the round of 64 to Carolina Lopez-Chacarra, won on 19th hole
2026	The Women’s Amateur	Semifinalist	Lost in the semifinal to Andrea Revuelta, 1 up
2026	U.S. Women’s Amateur	Competitor	Lost in the round of 32 to Clairey Lin, 2 & 1

Peter O'Keefe

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Year	Championship	Tag	Result
2007	The Amateur	Competitor	Lost in the round of 64 to Jason Shufflebotham, 1 up

David O'Kelly

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Year	Championship	Tag	Result
1980	U.S. Amateur	Competitor	Lost in the round of 64 to Don Allen, 1 up

Terry O'Laughlin

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Year	Championship	Tag	Result
1997	U.S. Amateur	Competitor	Lost in the round of 16 to Jace Bugg, 2 & 1
1999	U.S. Amateur	Competitor	Lost in the round of 32 to James Oh, 6 & 5

Daniel O'Loughlin

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Year	Championship	Tag	Result
2017	The Amateur	Competitor	Lost in the round of 32 to Zach Murray, 1 up
2019	The Amateur	Competitor	Lost in the round of 32 to Sandy Scott, 2 & 1

Mark O'Meara

United States

Player card · See the bag

Year	Championship	Tag	Result
1978	U.S. Amateur	Competitor	Lost in the round of 64 to Steve Owen, won on 19th hole
1979	U.S. Amateur	Champion	Won the final, 8 & 7, against John Cook
1980	U.S. Amateur	Competitor	Lost in the round of 64 to Willie Wood, 2 & 1

Alice O'Neal

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Year	Championship	Tag	Result
1948	U.S. Women’s Amateur	Competitor	Lost in the round of 32 to Polly Riley, unknown

Conor O'Neil

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Year	Championship	Tag	Result
2011	The Amateur	Competitor	Lost in the round of 64 to Ben Campbell, 1 up

Miss C. L. O'Neile

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Year	Championship	Tag	Result
1904	The Women’s Amateur	Competitor	Lost in the round of 64 to Miss M. H. Longmuir, 3 & 1

Gavin O'Neill

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Year	Championship	Tag	Result
2005	The Amateur	Competitor	Lost in the round of 128 to Michael Hunt, 1 up

John O'Neill

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Year	Championship	Tag	Result
1960	U.S. Amateur	Competitor	Lost in the round of 128 to Bill Harvey, 8 & 7
1987	U.S. Amateur	Competitor	Lost in the round of 16 to Scott Gump, 7 & 6

Luke O'Neill

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Year	Championship	Tag	Result
2021	The Amateur	Competitor	Lost in the round of 64 to Jake Whelan, 4 & 3
2022	The Amateur	Competitor	Lost in the round of 64 to Kiet van der Weele, 1 up
2023	The Amateur	Competitor	Lost in the round of 128 to Michael Alexander Mjaaseth, 1 up

Callan O'Reilly

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Year	Championship	Tag	Result
2013	The Amateur	Competitor	Lost in the round of 64 to Grant Forrest, 2 & 1

Mrs B. T. O'Reilly

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Year	Championship	Tag	Result
1939	The Women’s Amateur	Competitor	Lost in the round of 128 to Miss S. Moore, walkover

Conor O'Rourke

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Year	Championship	Tag	Result
2017	The Amateur	Competitor	Lost in the round of 64 to Min Woo Lee, 3 & 2

A. O'Sullivan

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Year	Championship	Tag	Result
1988	The Women’s Amateur	Competitor	Lost in the round of 64 to T. Kerdyk, 3 & 2

Hannah O'Sullivan

United States

Player card · See the bag

Year	Championship	Tag	Result
2010	U.S. Women’s Amateur	Competitor	Lost in the round of 64 to Stephanie Sherlock, 6 & 4
2014	U.S. Women’s Amateur	Semifinalist	Lost in the semifinal to Brooke Henderson, 1 up
2015	U.S. Women’s Amateur	Champion	Won the final, 3 & 2, against Sierra Brooks

Mark O'Sullivan

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Year	Championship	Tag	Result
2004	The Amateur	Competitor	Lost in the round of 64 to Matthew Cryer, 4 & 3

Miss P. O'Sullivan

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Year	Championship	Tag	Result
1950	The Women’s Amateur	Competitor	Lost in the round of 32 to Miss M. R. Heslet, unknown
1956	The Women’s Amateur	Quarterfinalist	Lost in the quarterfinal to Wiffi Smith, 8 & 7
1961	The Women’s Amateur	Competitor	Lost in the round of 32 to Diane Robb, won on 20th hole
1963	The Women’s Amateur	Competitor	Lost in the round of 16 to Miss J. Gunderson, 2 up

P. O'Sullivan

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Year	Championship	Tag	Result
1970	The Amateur	Competitor	Lost in the round of 32 to R. H. McDonald, won on 19th hole

Pat O'Sullivan

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Year	Championship	Tag	Result
1950	U.S. Women’s Amateur	Competitor	Lost in the round of 32 to Claire Doran, unknown
1951	U.S. Women’s Amateur	Competitor	Lost in the round of 16 to Dorothy Kirby, unknown
1953	U.S. Women’s Amateur	Competitor	Lost in the round of 16 to Polly Riley, 3 & 1

W. M. O'Sullivan

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Year	Championship	Tag	Result
1950	The Amateur	Competitor	Lost in the round of 32 to A. B. Taylor, won on 19th hole

W. O'Sullivan

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Year	Championship	Tag	Result
1948	The Amateur	Competitor	Lost in the round of 32 to M'Arthur, 2 up
1949	The Amateur	Competitor	Lost in the round of 32 to P. G. Campbell, 1 up

Ryann O'Toole

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Year	Championship	Tag	Result
2005	U.S. Women’s Amateur	Competitor	Lost in the round of 16 to Alison Whitaker, 2 & 1
2008	U.S. Women’s Amateur	Competitor	Lost in the round of 64 to Stefanie Kenoyer, 4 & 3

Mrs. Oakeley

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Year	Championship	Tag	Result
1905	The Women’s Amateur	Competitor	Lost in the round of 128 to Bertha Thompson, 5 & 3

Glenn Oatman

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Year	Championship	Tag	Result
1937	U.S. Amateur	Competitor	Lost in the round of 64 to Jack Gaines, unknown
1941	U.S. Amateur	Competitor	Lost in the round of 16 to Bud Ward, 3 & 1

Aaron Oberholser

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Year	Championship	Tag	Result
1997	U.S. Amateur	Competitor	Lost in the round of 16 to Randy Leen, 3 & 1

Albert Ochoa

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Year	Championship	Tag	Result
1997	U.S. Amateur	Competitor	Lost in the round of 64 to Jason Gore, 3 & 2

Lorena Ochoa

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Year	Championship	Tag	Result
1999	U.S. Women’s Amateur	Quarterfinalist	Reached the quarterfinal
2000	U.S. Women’s Amateur	Quarterfinalist	Lost in the quarterfinal to Laura Myerscough, won on 19th hole

John Oda

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Year	Championship	Tag	Result
2015	The Amateur	Competitor	Lost in the round of 32 to Paul Barjon, 6 & 5

John Oda

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Year	Championship	Tag	Result
2016	U.S. Amateur	Competitor	Lost in the round of 64 to Blair Hamilton, 4 & 2
2017	U.S. Amateur	Competitor	Lost in the round of 16 to Doc Redman, 2 & 1

Pia Odefey

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Year	Championship	Tag	Result
2003	The Women’s Amateur	Runner-up	Lost the final to Elisa Serramià, 2 up

Bryant Odom

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Year	Championship	Tag	Result
2000	U.S. Amateur	Competitor	Lost in the round of 32 to Bryce Molder, 3 & 2

Emily Odwin

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Year	Championship	Tag	Result
2025	The Women’s Amateur	Competitor	Lost in the round of 64 to Gracie Mayo, won on 19th hole

Lew Oehmig

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Year	Championship	Tag	Result
1960	U.S. Amateur	Competitor	Lost in the round of 256 to Cobby Ware, 4 & 3

Lewis W. Oehmig

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Year	Championship	Tag	Result
1955	U.S. Amateur	Competitor	Lost in the round of 128 to Richard Evans, 3 & 1

Maximilian Oelfke

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Year	Championship	Tag	Result
2018	The Amateur	Competitor	Lost in the round of 64 to David Micheluzzi, 2 & 1

Page Oeser

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Year	Championship	Tag	Result
1993	U.S. Women’s Amateur	Competitor	Lost in the round of 64 to Jill McGill, 6 & 5

Harry C. Offutt Jr.

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Year	Championship	Tag	Result
1949	U.S. Amateur	Competitor	Lost in the round of 64 to Robert Fair, 5 & 4

Ogilvie

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Year	Championship	Tag	Result
1938	The Amateur	Competitor	Lost in the round of 128 to Ross Somerville, 7 & 6

Emily Ogilvy

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Year	Championship	Tag	Result
2006	The Women’s Amateur	Competitor	Lost in the round of 64 to Emma Bennett, 3 & 2
2008	The Women’s Amateur	Competitor	Lost in the round of 32 to Caroline Hedwall, 2 & 1
2009	The Women’s Amateur	Competitor	Lost in the round of 64 to Alexandra Peters, 5 & 3
2010	The Women’s Amateur	Competitor	Lost in the round of 64 to Kelly Tidy, 1 up

Geoff Ogilvy

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Year	Championship	Tag	Result
1998	The Amateur	Quarterfinalist	Lost in the quarterfinal to Craig Williams, 4 & 3

Andy Ogletree

United States

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Year	Championship	Tag	Result
2017	U.S. Amateur	Competitor	Lost in the round of 64 to Dawson Armstrong, 3 & 1
2019	U.S. Amateur	Champion	Won the final, 2 & 1, against John Augenstein

David Ogrin

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Year	Championship	Tag	Result
1976	U.S. Amateur	Competitor	Lost in the round of 128 to John Brodie, 1 up
1979	U.S. Amateur	Quarterfinalist	Lost in the quarterfinal to Mark O'Meara, won on 20th hole
1980	U.S. Amateur	Competitor	Lost in the round of 64 to Steven Jones, won on 20th hole

David Oh

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Year	Championship	Tag	Result
2003	U.S. Amateur	Semifinalist	Lost in the semifinal to Nick Flanagan, 1 up

James Oh

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Year	Championship	Tag	Result
1999	U.S. Amateur	Quarterfinalist	Lost in the quarterfinal to Kim Sung-yoon, 2 up

Nikki Oh

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Year	Championship	Tag	Result
2023	U.S. Women’s Amateur	Competitor	Lost in the round of 16 to Rachel Heck, 4 & 3

Soomin Oh

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Year	Championship	Tag	Result
2026	U.S. Women’s Amateur	Competitor	Lost in the round of 32 to Bailey Shoemaker, 1 up

Su-Hyun Oh

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Year	Championship	Tag	Result
2012	U.S. Women’s Amateur	Quarterfinalist	Lost in the quarterfinal to Nicole Zhang, 2 & 1
2013	The Women’s Amateur	Competitor · Medalist	Lost in the round of 32 to Lisa Maguire, 6 & 4
2013	U.S. Women’s Amateur	Quarterfinalist	Lost in the quarterfinal to Emma Talley, won on 19th hole
2014	The Women’s Amateur	Competitor	Lost in the round of 16 to Alice Hewson, won on 19th hole
2014	U.S. Women’s Amateur	Quarterfinalist	Lost in the quarterfinal to Kristen Gillman, won on 20th hole

Sunny Oh

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Year	Championship	Tag	Result
2002	U.S. Women’s Amateur	Competitor	Lost in the round of 32 to Elizabeth Janangelo, 4 & 3

Maria Ohlsson

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Year	Championship	Tag	Result
2005	The Women’s Amateur	Competitor	Lost in the round of 32 to Joanne Hodge, 1 up

Silje Torvund Ohma

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Year	Championship	Tag	Result
2023	The Women’s Amateur	Competitor	Lost in the round of 64 to Jeneath Wong, 2 & 1
2025	The Women’s Amateur	Competitor	Lost in the round of 16 to Marie Eline Madsen, 3 & 2

Jason Oien

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Year	Championship	Tag	Result
2000	U.S. Amateur	Competitor	Lost in the round of 64 to Richard Smith, 3 & 2

D. Ojala

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Year	Championship	Tag	Result
1981	The Amateur	Competitor	Lost in the round of 32 to A. Gresham, 4 & 3

David Ojala

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Year	Championship	Tag	Result
1979	U.S. Amateur	Competitor	Lost in the round of 64 to Frank Fuhrer, 6 & 4

David Olaia

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Year	Championship	Tag	Result
1977	U.S. Amateur	Competitor	Reached the round of 64

C. E. Olander

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Year	Championship	Tag	Result
1937	The Amateur	Competitor	Lost in the round of 16 to Lionel Munn, 4 & 3

Ainhoa Olarra

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Year	Championship	Tag	Result
2016	The Women’s Amateur	Competitor	Lost in the round of 64 to Isobel Wardle, 2 up
2017	The Women’s Amateur	Runner-up	Lost the final to Leona Maguire, 3 & 2

José María Olazábal

Spain

Player card · See the bag

Year	Championship	Tag	Result
1984	The Amateur	Champion	Won the final, 5 & 4, against Colin Montgomerie

A. Oldcorn

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Year	Championship	Tag	Result
1983	The Amateur	Competitor	Lost in the round of 32 to A. Martinez, 4 & 2

Olden

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Year	Championship	Tag	Result
1923	The Amateur	Competitor	Lost in the round of 64 to W. L. Hope, 6 & 4

Connie Oldershaw

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Year	Championship	Tag	Result
1952	U.S. Women’s Amateur	Competitor	Lost in the round of 32 to Shirley McFedters, 3 & 2

A. J. Oleksak

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Year	Championship	Tag	Result
2007	U.S. Amateur	Competitor	Lost in the round of 64 to Jason Kokrak, 2 & 1

Jacob Skov Olesen

Denmark

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Year	Championship	Tag	Result
2024	The Amateur	Champion	Won the final, 4 & 3, against Dominic Clemons

James Oleska

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Year	Championship	Tag	Result
1940	U.S. Amateur	Competitor	Lost in the round of 32 to Harry Haverstick Jr., 3 & 2
1949	U.S. Amateur	Competitor	Lost in the round of 256 to John Owens, 1 up

Arthur C. Olfs Jr.

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Year	Championship	Tag	Result
1951	U.S. Amateur	Competitor	Lost in the round of 128 to Don Addington, 5 & 3
1955	U.S. Amateur	Competitor	Lost in the round of 64 to Bob McCall, 6 & 4

Lauren Olivares

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Year	Championship	Tag	Result
2025	U.S. Women’s Amateur	Competitor	Lost in the round of 32 to Natalie Yen, 4 & 3

Mateo Fernandez de Oliveira

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Year	Championship	Tag	Result
2021	U.S. Amateur	Competitor	Lost in the round of 32 to Van Holmgren, 4 & 3
2022	U.S. Amateur	Competitor	Lost in the round of 64 to Hayden Hopewell, won on 19th hole

Ricardo Oliveira

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Year	Championship	Tag	Result
1990	The Amateur	Competitor	Lost in the round of 128 to Donald Gammon, 3 & 2

Cora Oliver

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Year	Championship	Tag	Result
1896	U.S. Women’s Amateur	Semifinalist	Lost in the semifinal to Mrs. Arthur Turnure, unknown

Joseph W. Oliver

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Year	Championship	Tag	Result
1936	U.S. Amateur	Competitor	Lost in the round of 128 to Alex Banazek, 2 & 1

Judith Oliver

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Year	Championship	Tag	Result
1978	U.S. Women’s Amateur	Runner-up	Lost the final to Cathy Sherk, 4 & 3

Marion Oliver

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Year	Championship	Tag	Result
1899	U.S. Women’s Amateur	Semifinalist	Lost in the semifinal to Margaret Fox, won on 19th hole
1901	U.S. Women’s Amateur	Competitor	Lost in the round of 16 to Bessie Anthony, 5 & 4
1902	U.S. Women’s Amateur	Competitor	Lost in the round of 32 to Margaret Fox, 2 & 1
1905	U.S. Women’s Amateur	Quarterfinalist	Lost in the quarterfinal to Grace Keyes, 4 & 3
1908	U.S. Women’s Amateur	Semifinalist	Lost in the semifinal to Mrs. T. H. Polhemus, 4 & 2
1912	U.S. Women’s Amateur	Competitor	Lost in the round of 32 to L. B. Elkins, 6 & 4

Miss Oliver

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Year	Championship	Tag	Result
1905	The Women’s Amateur	Competitor	Lost in the round of 128 to Miss H. M. Thompson, walkover

Miss W. R. Oliver

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Year	Championship	Tag	Result
1905	The Women’s Amateur	Competitor	Lost in the round of 64 to Mrs. Willock, 3 & 2
1906	The Women’s Amateur	Competitor	Lost in the round of 64 to Miss Walker-Leigh, 5 & 3
1908	The Women’s Amateur	Competitor	Lost in the round of 128 to Miss B. Wedderburn, 5 & 4

Mrs Oliver

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Year	Championship	Tag	Result
1928	The Women’s Amateur	Competitor	Lost in the round of 256 to Mrs Floyd, 4 & 3

Mateo Fernandez de Oliverira

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Year	Championship	Tag	Result
2020	U.S. Amateur	Competitor	Lost in the round of 16 to Michael Thorbjornsen, 3 & 2

Zachary Olsen

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Year	Championship	Tag	Result
2013	U.S. Amateur	Competitor	Lost in the round of 32 to Neil Raymond, 2 & 1
2014	U.S. Amateur	Quarterfinalist	Lost in the quarterfinal to Corey Conners, 2 & 1
2015	U.S. Amateur	Competitor	Lost in the round of 64 to Will Zalatoris, 5 & 4

Marv Olshan

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Year	Championship	Tag	Result
1961	U.S. Amateur	Competitor	Lost in the round of 16 to Charlie Smith, 3 & 1

Eddie Olson

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Year	Championship	Tag	Result
2005	U.S. Amateur	Competitor	Lost in the round of 64 to David Lutterus, 3 & 2
2006	U.S. Amateur	Competitor	Lost in the round of 32 to John Kelly, 4 & 3
2007	U.S. Amateur	Quarterfinalist	Lost in the quarterfinal to Casey Clendenon, 4 & 3
2008	U.S. Amateur	Competitor	Lost in the round of 64 to Drew Kittleson, 3 & 2

Philip Olson

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Year	Championship	Tag	Result
1963	U.S. Amateur	Competitor	Lost in the round of 16 to Steve Spray, 1 up

Robert Olson

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Year	Championship	Tag	Result
1951	U.S. Amateur	Competitor	Lost in the round of 256 to Herbert L. Emanuelson Jr., 5 & 4

Samantha Olson

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Year	Championship	Tag	Result
2026	The Women’s Amateur	Competitor	Lost in the round of 32 to Valentine Delon, 2 & 1

Daniel Olsson

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Year	Championship	Tag	Result
1996	The Amateur	Competitor	Lost in the round of 64 to Chris Brauner, 4 & 3
1997	The Amateur	Competitor	Lost in the round of 64 to Emmanuel Aubert, 4 & 3

Jaco Olver

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Year	Championship	Tag	Result
1998	The Amateur	Competitor	Lost in the round of 32 to Craig Williams, 2 up
1999	The Amateur	Competitor	Lost in the round of 16 to Marcel Siem, 2 & 1

M. Olyphant

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Year	Championship	Tag	Result
1906	U.S. Amateur	Competitor	Lost in the round of 32 to George T. Brokaw, 3 & 2

Bryan Omelia

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Year	Championship	Tag	Result
1998	The Amateur	Competitor	Lost in the round of 16 to Peter Hansson, 2 up

Eric Onesi

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Year	Championship	Tag	Result
2007	U.S. Amateur	Competitor	Lost in the round of 64 to Ji Moon, 1 up

Nellie Ong

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Year	Championship	Tag	Result
2024	The Women’s Amateur	Competitor	Lost in the round of 64 to Anna Foster, 4 & 3
2026	The Women’s Amateur	Competitor	Lost in the round of 16 to Cayetana Fernandez, 1 up

Kaito Onishi

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Year	Championship	Tag	Result
2017	U.S. Amateur	Competitor	Lost in the round of 64 to Cheng Jin, 4 & 3

Natasha Andrea Oon

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Year	Championship	Tag	Result
2020	U.S. Women’s Amateur	Competitor	Lost in the round of 64 to Nicole Whiston, 5 & 4

Robbie Oosthuizen

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Year	Championship	Tag	Result
1998	The Amateur	Competitor	Lost in the round of 64 to Rafael Vera, 3 & 2

Vernon L. Opp

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Year	Championship	Tag	Result
1956	U.S. Amateur	Competitor	Lost in the round of 256 to Bob Chandler, 3 & 2

Robert Oppenheim

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Year	Championship	Tag	Result
1999	U.S. Amateur	Competitor	Lost in the round of 16 to Charlie Woerner, 2 & 1

R. H. Oppenheimer

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Year	Championship	Tag	Result
1928	The Amateur	Competitor	Lost in the round of 128 to Roger Wethered, 4 & 3
1929	The Amateur	Competitor	Lost in the round of 32 to Cyril Tolley, 5 & 4
1930	The Amateur	Competitor	Lost in the round of 32 to Roger Wethered, 1 up
1946	The Amateur	Competitor	Lost in the round of 16 to William Tweddell, 2 & 1
1949	The Amateur	Competitor	Lost in the round of 32 to A. T. Kyle, 3 & 2

Stephen Opperman

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Year	Championship	Tag	Result
1960	U.S. Amateur	Competitor	Lost in the round of 256 to Bill Harvey, 3 & 1

David Oraee

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Year	Championship	Tag	Result
2015	U.S. Amateur	Competitor	Lost in the round of 16 to Paul Dunne, 3 & 2

Maureen Orcutt

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Year	Championship	Tag	Result
1923	U.S. Women’s Amateur	Competitor	Lost in the round of 32 to Florence Vanderbeck, 1 up
1924	U.S. Women’s Amateur	Competitor	Lost in the round of 16 to Dorothy Campbell Hurd, 6 & 4
1926	U.S. Women’s Amateur	Competitor	Lost in the round of 32 to Mrs. Lee W. Mida, 4 & 3
1927	U.S. Women’s Amateur	Runner-up	Lost the final to Miriam Burns Horn, 5 & 4
1928	U.S. Women’s Amateur	Quarterfinalist · Medalist	Lost in the quarterfinal to Dorothy Campbell Hurd, 2 up
1929	U.S. Women’s Amateur	Competitor	Lost in the round of 16 to Glenna Collett-Vare, 7 & 5
1930	U.S. Women’s Amateur	Quarterfinalist	Lost in the quarterfinal to Opal S. Hill, 3 & 2
1931	The Women’s Amateur	Competitor	Lost in the round of 16 to Elsie Corlett, 4 & 3
1931	U.S. Women’s Amateur	Quarterfinalist · Medalist	Lost in the quarterfinal to Virginia Van Wie, 2 & 1
1932	The Women’s Amateur	Competitor · Medalist	Lost in the round of 64 to Miss Jean Hamilton, 2 & 1
1932	U.S. Women’s Amateur	Quarterfinalist · Medalist	Lost in the quarterfinal to Ada MacKenzie, 2 & 1
1933	U.S. Women’s Amateur	Semifinalist	Lost in the semifinal to Helen Hicks, 6 & 4
1934	U.S. Women’s Amateur	Competitor	Lost in the round of 16 to Mrs. Carl H. Donner, won on 19th hole
1935	U.S. Women’s Amateur	Competitor	Lost in the round of 16 to Marian McDougall, 1 up
1936	U.S. Women’s Amateur	Runner-up	Lost the final to Pam Barton, 4 & 3
1937	U.S. Women’s Amateur	Competitor	Lost in the round of 64 to Mrs. George D. Brantley, 1 up
1939	U.S. Women’s Amateur	Quarterfinalist	Lost in the quarterfinal to Betty Hicks, 3 & 1
1946	U.S. Women’s Amateur	Quarterfinalist	Lost in the quarterfinal to Babe Zaharias, 5 & 4
1947	U.S. Women’s Amateur	Competitor	Lost in the round of 16 to Estelle Lawson Page, unknown
1951	U.S. Women’s Amateur	Competitor	Reached the round of 64
1959	U.S. Women’s Amateur	Competitor	Lost in the round of 128 to Judy Rand, 3 & 2
1962	U.S. Women’s Amateur	Competitor	Lost in the round of 32 to Mrs. Harry Nevil, 4 & 3

Miss Orcutt

See the bag

Year	Championship	Tag	Result
1930	The Women’s Amateur	Competitor	Lost in the round of 16 to Enid Wilson, 6 & 4

Pedro Oriol

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Year	Championship	Tag	Result
2009	The Amateur	Competitor	Lost in the round of 64 to Nigel Edwards, 5 & 4

E. Orley

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Year	Championship	Tag	Result
1986	The Women’s Amateur	Competitor	Lost in the round of 32 to V. Thomas, won on 19th hole

Robby Ormand

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Year	Championship	Tag	Result
2006	U.S. Amateur	Competitor	Lost in the round of 64 to Andrew DiBitetto, 4 & 3

C. B. Ormerod

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Year	Championship	Tag	Result
1926	The Amateur	Competitor	Lost in the round of 256 to Bobby Jones, 3 & 2

George A. Ormiston

See the bag

Year	Championship	Tag	Result
1901	U.S. Amateur	Competitor	Lost in the round of 32 to Findlay S. Douglas, 1 up
1902	U.S. Amateur	Competitor	Lost in the round of 16 to Walter Egan, 2 up
1903	U.S. Amateur	Competitor	Lost in the round of 32 to Bruce D. Smith, 1 up
1904	U.S. Amateur	Quarterfinalist	Lost in the quarterfinal to Fred Herreshoff, 4 & 3
1907	U.S. Amateur	Competitor	Lost in the round of 32 to J. H. Childs, 2 up
1910	U.S. Amateur	Competitor	Lost in the round of 32 to F. A. Martin, 3 & 2
1916	U.S. Amateur	Competitor	Lost in the round of 16 to Jesse Guilford, 6 & 5

Jackson Ormond

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Year	Championship	Tag	Result
2026	U.S. Amateur	Competitor	Lost in the round of 64 to Jack Whaley, won on 22nd hole

Miss A. Ormsby

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Year	Championship	Tag	Result
1908	The Women’s Amateur	Competitor	Lost in the round of 64 to Miss A. Glover, 1 up

Mrs. R. Orpen

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Year	Championship	Tag	Result
1907	The Women’s Amateur	Competitor	Lost in the round of 64 to Mrs. G. Fitzgibbon, 4 & 2

Miss Orphoot

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Year	Championship	Tag	Result
1897	The Women’s Amateur	Competitor	Lost in the round of 64 to Mrs. E. Smith, 1 up

A. E. Orr

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Year	Championship	Tag	Result
1903	The Amateur	Competitor	Lost in the round of 256 to A. V. Hambro, won on 19th hole

David Orr

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Year	Championship	Tag	Result
1996	The Amateur	Competitor	Lost in the round of 32 to Niels Boysen, 1 up

Edith Orr

Scotland

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Year	Championship	Tag	Result
1897	The Women’s Amateur	Champion	Won the final, 4 & 3, against Theodora Orr

Gary Orr

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Year	Championship	Tag	Result
1985	The Amateur	Competitor	Lost in the round of 32 to D C Van Staden, 5 & 4
1986	The Amateur	Competitor	Lost in the round of 128 to Garry Boardman, 7 & 6
1987	The Amateur	Competitor	Lost in the round of 32 to Jay Sigel, won on 24th hole

H. R. Orr

See the bag

Year	Championship	Tag	Result
1909	The Amateur	Competitor	Lost in the round of 256 to Robert Harris, 5 & 4

Miss A. L. Orr

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Year	Championship	Tag	Result
1897	The Women’s Amateur	Competitor	Lost in the round of 16 to Emma Kennedy, 4 & 3

N. Orr

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Year	Championship	Tag	Result
1909	The Amateur	Competitor	Lost in the round of 256 to J. M. Brown, 3 & 1

R. W. Orr

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Year	Championship	Tag	Result
1902	The Amateur	Competitor	Lost in the round of 128 to E. O. Glover, 4 & 2
1903	The Amateur	Competitor	Lost in the round of 64 to Edward Blackwell, 6 & 5
1904	The Amateur	Competitor	Lost in the round of 64 to John Graham Jr., 3 & 2
1905	The Amateur	Competitor	Lost in the round of 32 to Edward Blackwell, 3 & 1
1906	The Amateur	Quarterfinalist	Lost in the quarterfinal to James Robb, 4 & 3
1907	The Amateur	Competitor	Lost in the round of 128 to D. F. Ranson, 1 up

Theodora Orr

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Year	Championship	Tag	Result
1897	The Women’s Amateur	Runner-up	Lost the final to Edith Orr, 4 & 3

W. F. Orr

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Year	Championship	Tag	Result
1891	The Amateur	Competitor	Lost in the round of 64 to W. M. Dougall, unknown
1892	The Amateur	Competitor	Lost in the round of 32 to W. H. Burn, unknown
1893	The Amateur	Competitor	Lost in the round of 32 to T. B. Pease, 7 & 6
1895	The Amateur	Competitor	Lost in the round of 64 to A. C. Aikman, 4 & 2
1898	The Amateur	Competitor	Lost in the round of 32 to James Robb, 4 & 3

Max Orrin

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Year	Championship	Tag	Result
2012	The Amateur	Competitor	Lost in the round of 64 to Stephan Jaeger, 4 & 3
2013	The Amateur	Semifinalist	Lost in the semifinal to Toni Hakula, 4 & 2

Max Orrin

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Year	Championship	Tag	Result
2013	U.S. Amateur	Competitor	Lost in the round of 32 to Adam Ball, 2 & 1

Lucia Lopez Ortega

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Year	Championship	Tag	Result
2022	The Women’s Amateur	Competitor	Lost in the round of 64 to Jessica Baker, 4 & 3

Meja Ortengren

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Year	Championship	Tag	Result
2022	The Women’s Amateur	Competitor	Lost in the round of 64 to Charlotte Back, 2 up
2023	The Women’s Amateur	Competitor	Lost in the round of 64 to Elin Pudas Remler, won on 22nd hole
2024	The Women’s Amateur	Competitor	Lost in the round of 16 to Anna Foster, won on 19th hole
2026	The Women’s Amateur	Competitor	Lost in the round of 16 to Valentine Delon, 3 & 2

Carlos Ortiz

Player card · See the bag

Year	Championship	Tag	Result
2012	U.S. Amateur	Competitor	Lost in the round of 64 to Adam Stephenson, 1 up

Juliana Murcia Ortiz

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Year	Championship	Tag	Result
2010	U.S. Women’s Amateur	Competitor	Lost in the round of 16 to Danielle Kang, 1 up

Álvaro Ortiz

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Year	Championship	Tag	Result
2018	The Amateur	Competitor	Lost in the round of 128 to Lukas Euler, 4 & 3

Álvaro Ortiz

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Year	Championship	Tag	Result
2018	U.S. Amateur	Competitor	Lost in the round of 64 to Cole Hammer, 2 up

M. Orueta

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Year	Championship	Tag	Result
1986	The Women’s Amateur	Competitor	Lost in the round of 32 to Marie-Laure de Taya, 3 & 2

Morten Orveland

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Year	Championship	Tag	Result
1997	The Amateur	Competitor	Lost in the round of 64 to Robert Duck, 2 up

Jeff Osberg

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Year	Championship	Tag	Result
2012	U.S. Amateur	Competitor	Lost in the round of 64 to Steven Fox, 3 & 2

Jennifer Osborn

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Year	Championship	Tag	Result
2004	U.S. Women’s Amateur	Competitor	Lost in the round of 64 to Irene Cho, 1 up
2006	U.S. Women’s Amateur	Competitor	Lost in the round of 16 to Ayaka Kaneko, 2 & 1

Ollie Osborne

United States

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Year	Championship	Tag	Result
2020	U.S. Amateur	Runner-up	Lost the final to Tyler Strafaci, 1 up
2021	U.S. Amateur	Competitor	Lost in the round of 64 to Xavier Marcoux, 2 up

Sam Osborne

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Year	Championship	Tag	Result
2003	The Amateur	Quarterfinalist	Lost in the quarterfinal to Eric Ramsay, 1 up
2004	The Amateur	Competitor	Lost in the round of 128 to Lloyd Campbell, 3 & 2

Tom Osborne

See the bag

Year	Championship	Tag	Result
2024	The Amateur	Competitor	Lost in the round of 16 to Jacob Skov Olesen, won on 20th hole
2025	The Amateur	Competitor	Lost in the round of 64 to Ben Gregg, 2 & 1

Fanny C. Osgood

See the bag

Year	Championship	Tag	Result
1902	U.S. Women’s Amateur	Quarterfinalist	Lost in the quarterfinal to Louisa A. Wells, 6 & 5
1903	U.S. Women’s Amateur	Semifinalist	Lost in the semifinal to Bessie Anthony, 1 up
1904	U.S. Women’s Amateur	Competitor	Lost in the round of 16 to Katherine Harley, 6 & 4
1906	U.S. Women’s Amateur	Competitor	Lost in the round of 16 to Harriot Curtis, 8 & 6
1908	U.S. Women’s Amateur	Competitor	Lost in the round of 16 to C. Shreve, 2 up
1912	U.S. Women’s Amateur	Competitor	Lost in the round of 16 to Nonna Barlow, 4 & 3
1913	U.S. Women’s Amateur	Quarterfinalist	Lost in the quarterfinal to Gladys Ravenscroft, 3 & 2
1914	U.S. Women’s Amateur	Competitor	Lost in the round of 32 to Florence Vanderbeck, 5 & 4
1916	U.S. Women’s Amateur	Competitor	Lost in the round of 32 to Elaine Rosenthal, 4 & 3
1919	U.S. Women’s Amateur	Competitor	Lost in the round of 32 to Mrs. F. C. Letts Jr., 1 up

Minato Oshima

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Year	Championship	Tag	Result
2023	The Amateur	Competitor	Lost in the round of 64 to Jasper Stubbs, 1 up

Matt Oshrine

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Year	Championship	Tag	Result
2015	U.S. Amateur	Competitor	Lost in the round of 64 to Thomas Detry, 2 up
2016	U.S. Amateur	Competitor	Lost in the round of 64 to Cristobal Del Solar, 4 & 2

Clyde Oskin

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Year	Championship	Tag	Result
1958	U.S. Amateur	Competitor	Lost in the round of 16 to Chuck Kocsis, unknown

J. Oswald

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Year	Championship	Tag	Result
1892	The Amateur	Competitor	Lost in the round of 32 to Leslie Balfour-Melville, 4 & 3
1895	The Amateur	Competitor	Lost in the round of 64 to D. I. Lamb, 4 & 3
1897	The Amateur	Competitor	Lost in the round of 32 to A. W. Smith, 3 & 1
1899	The Amateur	Competitor	Lost in the round of 128 to G. F. Smith, 6 & 5

Adrián Otaegui

Player card · See the bag

Year	Championship	Tag	Result
2011	The Amateur	Competitor	Lost in the round of 64 to David Coupland, 4 & 3

Harrison Ott

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Year	Championship	Tag	Result
2018	U.S. Amateur	Competitor	Lost in the round of 32 to Viktor Hovland, 2 & 1
2020	U.S. Amateur	Competitor	Lost in the round of 16 to Stewart Hagestad, 4 & 3
2021	U.S. Amateur	Competitor	Lost in the round of 64 to Michael Thorbjornsen, 2 & 1

Virginia Ott

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Year	Championship	Tag	Result
1959	U.S. Women’s Amateur	Competitor	Lost in the round of 64 to Frances Rich, 5 & 3

Hennie Otto

Player card · See the bag

Year	Championship	Tag	Result
1996	The Amateur	Competitor	Lost in the round of 64 to Richard Porter, 4 & 3

Francis Ouimet

United States

Player card · See the bag

Year	Championship	Tag	Result
1913	U.S. Amateur	Competitor	Lost in the round of 16 to Jerome Travers, 3 & 2
1914	U.S. Amateur	Champion	Won the final, 6 & 5, against Jerome Travers
1915	U.S. Amateur	Competitor	Lost in the round of 16 to James D. Standish Jr., 5 & 4
1919	U.S. Amateur	Quarterfinalist	Lost in the quarterfinal to J. Wood Platt, won on 38th hole
1920	U.S. Amateur	Runner-up	Lost the final to Chick Evans, 7 & 6
1921	U.S. Amateur	Competitor · Medalist	Lost in the round of 16 to Harrison Johnston, 1 up
1922	U.S. Amateur	Competitor	Lost in the round of 16 to Rudolf E. Knepper, 4 & 2
1923	The Amateur	Semifinalist	Lost in the semifinal to Roger Wethered, 2 & 1
1923	U.S. Amateur	Semifinalist	Lost in the semifinal to Max Marston, 3 & 2
1924	U.S. Amateur	Semifinalist	Lost in the semifinal to Bobby Jones, 11 & 10
1926	The Amateur	Competitor	Lost in the round of 64 to Jess Sweetser, 1 up
1926	U.S. Amateur	Semifinalist	Lost in the semifinal to Bobby Jones, 5 & 4
1927	U.S. Amateur	Semifinalist	Lost in the semifinal to Bobby Jones, 11 & 10
1928	U.S. Amateur	Competitor	Lost in the round of 32 to Phillips Finlay, 2 up
1929	U.S. Amateur	Semifinalist	Lost in the semifinal to Harrison Johnston, 6 & 5
1930	The Amateur	Competitor	Lost in the round of 32 to Lister Hartley, 4 & 3
1930	U.S. Amateur	Competitor	Lost in the round of 32 to Charles Kocsis, 3 & 2
1931	U.S. Amateur	Champion	Won the final, 6 & 5, against Jack Westland
1932	U.S. Amateur	Semifinalist	Lost in the semifinal to Johnny Goodman, 4 & 2
1936	U.S. Amateur	Competitor	Lost in the round of 64 to Laurence M. Lloyd, 4 & 3
1938	The Amateur	Competitor	Reached the round of 128

J. H. Outhwaite

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Year	Championship	Tag	Result
1895	The Amateur	Competitor	Lost in the round of 64 to W. Doleman, 1 up
1896	The Amateur	Competitor	Lost in the round of 64 to J. B. Pease, 3 & 2

T. R. Outhwaite

See the bag

Year	Championship	Tag	Result
1905	The Amateur	Competitor	Lost in the round of 128 to J. A. Neilson, 1 up
1907	The Amateur	Competitor	Lost in the round of 32 to H. D. Gillies, 4 & 3

Mason Overstreet

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Year	Championship	Tag	Result
2018	U.S. Amateur	Competitor	Lost in the round of 16 to Davis Riley, won on 21st hole

Edmund B. Overton

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Year	Championship	Tag	Result
1940	U.S. Amateur	Competitor	Lost in the round of 64 to Maurice J. McCarthy, 2 & 1

Jeff Overton

Player card · See the bag

Year	Championship	Tag	Result
2004	U.S. Amateur	Semifinalist	Lost in the semifinal to Ryan Moore, 2 & 1

Spencer Overton

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Year	Championship	Tag	Result
1936	U.S. Amateur	Competitor	Lost in the round of 256 to T. W. Barnes, won on 20th hole
1939	U.S. Amateur	Competitor	Lost in the round of 32 to Dick Chapman, 4 & 2
1949	U.S. Amateur	Competitor	Lost in the round of 256 to Fred Kammer Jr., 3 & 2

Guy Owen

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Year	Championship	Tag	Result
1949	U.S. Amateur	Competitor	Reached the round of 256

Miss S. Owen

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Year	Championship	Tag	Result
1965	The Women’s Amateur	Competitor	Lost in the round of 32 to Miss A. O'Brien, 3 & 2

Steve Owen

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Year	Championship	Tag	Result
1978	U.S. Amateur	Quarterfinalist	Lost in the quarterfinal to Bobby Clampett, 1 up

G. H. Owens

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Year	Championship	Tag	Result
1948	The Amateur	Competitor	Lost in the round of 32 to A. J. Mitchell-Clarke, 1 up

J. C. Owens

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Year	Championship	Tag	Result
1974	The Amateur	Quarterfinalist	Lost in the quarterfinal to Trevor Homer, 1 up

John Owens

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Year	Championship	Tag	Result
1949	U.S. Amateur	Competitor	Reached the round of 256
1956	U.S. Amateur	Competitor	Lost in the round of 256 to Bob Goalby, 5 & 4
1957	U.S. Amateur	Competitor	Lost in the first round to Robert Sweeny Jr., 4 & 3
1960	U.S. Amateur	Competitor	Lost in the round of 256 to Harvie Ward, 1 up
1963	U.S. Amateur	Quarterfinalist	Lost in the quarterfinal to R. H. Sikes, 6 & 4

Mervyn Owens

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Year	Championship	Tag	Result
2005	The Amateur	Competitor	Lost in the round of 32 to Brian McElhinney, 4 & 3

Mrs. Thaddeus C. Owings

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Year	Championship	Tag	Result
1959	U.S. Women’s Amateur	Competitor	Lost in the round of 128 to Mrs. Ann Gregory, won on 21st hole

D. Oxley

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Year	Championship	Tag	Result
1971	The Women’s Amateur	Competitor	Lost in the round of 32 to Mrs. C. Comboy, won on 21st hole

Dinah Oxley

England

Player card · See the bag

Year	Championship	Tag	Result
1967	The Women’s Amateur	Competitor	Lost in the round of 32 to Margaret Myles, 5 & 3
1968	The Women’s Amateur	Competitor	Reached the round of 32
1969	The Women’s Amateur	Semifinalist	Lost in the semifinal to Ann Irvin, won on 19th hole
1970	The Women’s Amateur	Champion · Medalist	Won the final, 1 up, against Belle Robertson

Mrs Oxley

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Year	Championship	Tag	Result
1928	The Women’s Amateur	Competitor	Lost in the round of 16 to Miss Wragg, 5 & 4

Shiryu (Leo) Oyo

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Year	Championship	Tag	Result
2019	U.S. Amateur	Competitor	Lost in the round of 32 to Parker Coody, 5 & 4

Calvin O’Carroll

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Year	Championship	Tag	Result
1991	The Amateur	Competitor	Lost in the round of 16 to Kevin Miller, 4 & 3
1992	The Amateur	Competitor	Lost in the round of 32 to Garry Hay, 4 & 3
1993	The Amateur	Competitor	Lost in the round of 32 to Simon Mackenzie, 2 & 1

Kevin O’Connell

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Year	Championship	Tag	Result
2008	U.S. Amateur	Competitor	Lost in the round of 64 to Brian Harman, 1 up
2020	U.S. Amateur	Competitor	Lost in the round of 64 to Trey Winstead, 2 & 1

Steven O’Hara

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Year	Championship	Tag	Result
2000	The Amateur	Competitor	Lost in the round of 64 to David Ryles, 3 & 1
2001	The Amateur	Quarterfinalist	Lost in the quarterfinal to Michael Hoey, 3 & 2

Michael O’Hare

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Year	Championship	Tag	Result
1992	The Amateur	Competitor	Lost in the round of 64 to Mark Treleaven, 1 up

Michael O’Neal

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Year	Championship	Tag	Result
2008	U.S. Amateur	Competitor	Lost in the round of 64 to Jacob Burger, 2 & 1