2021 U.S. Women’s Amateur: Jensen Castle wins at Westchester C.C.
Jensen Castle won the 2021 U.S. Women’s Amateur at Westchester C.C. in Rye, New York, beating Hou Yu-chiang 2 & 1 in the final.
Updated October 23, 2026
Walk this draw in the U.S. Women’s Amateur room.
- Edition
- 121st
- Dates
- August 2, 2021 to August 8, 2021
- Course
- Westchester C.C., Rye, New York
- Format
- stroke-play qualifying + match play
- Champion
- Jensen Castle · age 20 · United States
- Champion's title
- 1st U.S. Women’s Amateur
- Runner-up
- Hou Yu-chiang · age 20
- Final
- 2 & 1
- Losing semifinalists
- Valentina Rossi and Rachel Heck
- Stroke-play medalist
- Rachel Kuehn (138)
- Defending champion
- Rose Zhang · lost in the round of 64
- Entries
- 1,650
- What winning earned
- U.S. Women's Open 2022 | ANA Inspiration 2022 | AIG Women's British Open 2022 | Amundi Evian Championship 2022
What happened at the 2021 U.S. Women’s Amateur
No. 63 seed Jensen Castle, who reached match play through a 12-for-2 playoff, holed a 9-foot birdie putt on the 35th hole to beat Vivian Hou 2 and 1.
Castle rallied from 2 down with three to play to beat Rachel Heck in 19 holes in the semifinals.
Final, Yu-Chiang (Vivian) Hou v. Jensen Castle. No. 63 seed Jensen Castle, who reached match play through a 12-for-2 playoff, holed a 9-foot birdie putt on the 35th hole to beat Vivian Hou 2 and 1.
Semifinal, Jensen Castle v. Rachel Heck. Jensen Castle rallied from 2 down with three to play to beat Rachel Heck in 19 holes.
The draw
Every match is recorded through the round of 64.
The final, 2021 U.S. Women’s Amateur
| Winner | Beaten | Result | |
|---|---|---|---|
| Jensen Castle | def. | Hou Yu-chiang | 2 & 1 |
Semifinals, 2021 U.S. Women’s Amateur
| Winner | Beaten | Result | |
|---|---|---|---|
| Hou Yu-chiang | def. | Valentina Rossi | 2 up |
| Jensen Castle | def. | Rachel Heck | won on 19th hole |
Quarterfinals, 2021 U.S. Women’s Amateur
| Winner | Beaten | Result | |
|---|---|---|---|
| Valentina Rossi | def. | Brooke Seay | won on 19th hole |
| Hou Yu-chiang | def. | Cara Heisterkamp | 4 & 3 |
| Jensen Castle | def. | Emily Mahar | 6 & 5 |
| Rachel Heck | def. | Kan Bunnabodee | 3 & 2 |
Round of 16, 2021 U.S. Women’s Amateur
| Winner | Beaten | Result | |
|---|---|---|---|
| Valentina Rossi | def. | Hailey Borja | won on 20th hole |
| Brooke Seay | def. | Katie Cranston | 2 & 1 |
| Cara Heisterkamp | def. | Aline Krauter | 7 & 5 |
| Hou Yu-chiang | def. | Emma McMyler | 3 & 2 |
| Jensen Castle | def. | Jenny Bae | 4 & 2 |
| Emily Mahar | def. | Rianne Malixi | 1 up |
| Rachel Heck | def. | Brooke Matthews | won on 19th hole |
| Kan Bunnabodee | def. | Kailie Vongsaga | 6 & 5 |
Round of 32, 2021 U.S. Women’s Amateur
| Winner | Beaten | Result | |
|---|---|---|---|
| Hailey Borja | def. | Marissa Wenzler | 3 & 2 |
| Valentina Rossi | def. | Valeria Mendizabal | 4 & 3 |
| Katie Cranston | def. | Tess Blair | 5 & 4 |
| Brooke Seay | def. | Emilia Migliaccio | 2 & 1 |
| Cara Heisterkamp | def. | Mika Jin | 4 & 2 |
| Aline Krauter | def. | Aneka Seumanutafa | 2 up |
| Emma McMyler | def. | Xin (Cindy) Kou | 3 & 2 |
| Hou Yu-chiang | def. | Bibilani Liu | 8 & 7 |
| Jensen Castle | def. | Sophie Linder | 1 up |
| Jenny Bae | def. | Anna Morgan | 1 up |
| Rianne Malixi | def. | Valery Plata | 5 & 4 |
| Emily Mahar | def. | Sophie (Yixian) Guo | 1 up |
| Brooke Matthews | def. | Elle Nachmann | 1 up |
| Rachel Heck | def. | Grace Kim | 7 & 6 |
| Kailie Vongsaga | def. | Riley Smyth | 3 & 2 |
| Kan Bunnabodee | def. | Emma Spitz | won on 19th hole |
Round of 64, 2021 U.S. Women’s Amateur
| Winner | Beaten | Result | |
|---|---|---|---|
| Marissa Wenzler | def. | Rachel Kuehn | 1 up |
| Hailey Borja | def. | Yilin (Angela) Liu | 3 & 2 |
| Valeria Mendizabal | def. | Laney Frye | 2 & 1 |
| Valentina Rossi | def. | Hannah Holzmann | won on 19th hole |
| Katie Cranston | def. | Morgan Baxendale | 4 & 3 |
| Tess Blair | def. | Kennedy Swann | 5 & 3 |
| Emilia Migliaccio | def. | Ting-Hsuan Huang | won on 22nd hole |
| Brooke Seay | def. | Savannah Barber | 3 & 2 |
| Cara Heisterkamp | def. | Erica Shepherd | won on 19th hole |
| Mika Jin | def. | Lauren Hartlage | 2 & 1 |
| Aneka Seumanutafa | def. | Audrey Tan | 1 up |
| Aline Krauter | def. | Clare Connolly | 5 & 3 |
| Emma McMyler | def. | Caroline Canales | 2 & 1 |
| Xin (Cindy) Kou | def. | Lauren Peter | 3 & 2 |
| Hou Yu-chiang | def. | Alessia Nobilio | 3 & 2 |
| Bibilani Liu | def. | Grace Summerhays | 3 & 1 |
| Jensen Castle | def. | Kennedy Pedigo | 3 & 2 |
| Sophie Linder | def. | Bridget Ma | won on 22nd hole |
| Jenny Bae | def. | Bailey Davis | 3 & 2 |
| Anna Morgan | def. | Cory Lopez | 1 up |
| Rianne Malixi | def. | Allysha Mae Mateo | won on 19th hole |
| Valery Plata | def. | Julia Gregg | 5 & 4 |
| Sophie (Yixian) Guo | def. | Maisie Filler | 3 & 2 |
| Emily Mahar | def. | Maddison Hinson-Tolchard | 2 up |
| Brooke Matthews | def. | Brittany Shin | 5 & 4 |
| Elle Nachmann | def. | Rose Zhang | 1 up |
| Rachel Heck | def. | Karen Tsuru | 7 & 5 |
| Grace Kim | def. | Celeste Dao | 1 up |
| Kailie Vongsaga | def. | Alyaa Abdulghany | 1 up |
| Riley Smyth | def. | Suthavee Chanachai | 3 & 1 |
| Kan Bunnabodee | def. | Alyson Bean | 1 up |
| Emma Spitz | def. | Jackie Rogowicz | 3 & 2 |
How this was built
Every value is shown as recorded in GNN's U.S. Women’s Amateur data set (research collected through October 20, 2026). "unknown" means no source confirmed it; nothing is estimated. Where sources disagree, the USGA's own record is used.
Data: us-womens-amateur.json.
Sources
- https://rulesworkshops.usga.org/content/dam/usga/pdf/media-resources/2026-media-guide/26WomensAmateur.pdf
- https://championships.usga.org/uswomensamateur/u-s--women-s-amateur-champions.html
- https://www.usga.org/content/usga/home-page/championships/2021/u-s--women-s-amateur/articles/2021-us-womens-amateur-coronation-for-castle-westchester.html
- https://scores.usga.org/2021/WomensAmateur/match6.json
- https://en.wikipedia.org/wiki/U.S._Women%27s_Amateur