1970 U.S. Women's Open: Donna Caponi wins at Muskogee Country Club
Donna Caponi won the 1970 U.S. Women's Open at Muskogee Country Club, Muskogee, Oklahoma, United States with 287 (+3), by 1 stroke over Sandra Haynie and Sandra Spuzich.
Updated October 23, 2026
Every year is on the U.S. Women's Open winners list.
- Dates
- July 2, 1970 to July 5, 1970
- Course
- Muskogee Country Club, Muskogee, Oklahoma, United States
- Edition
- 25th edition
- Counted as a major
- yes
- Format
- stroke play, 4 rounds
- Par
- 71 · 6,210 yards
- Entries
- 131
- Made the cut
- 40
- Purse
- $20,000 · winner's share $5,000
- Champion
- Donna Caponi · age 25 · United States · born Detroit, Michigan, United States
- Champion's title
- 2nd title at this event · 2nd major
- Winning score
- 69-70-71-77 = 287 (+3) · won by 1 stroke
- Runners-up
- Sandra Haynie, Sandra Spuzich (288 each)
- 54-hole leader
- Donna Caponi
- Low amateur
- Cynthia Hill (294)
- Run by
- United States Golf Association
Winner and runners-up
| Pos. | Player | R1 | R2 | R3 | R4 | Total | To par |
|---|---|---|---|---|---|---|---|
| 1 | Donna Caponi | 69 | 70 | 71 | 77 | 287 | +3 |
| T2 | Sandra Haynie | 71 | 72 | 71 | 74 | 288 | +4 |
| T2 | Sandra Spuzich | 72 | 72 | 70 | 74 | 288 | +4 |
What happened at the 1970 U.S. Women's Open
Donna Caponi took a four-stroke lead into the final round, then shot 77 with five bogeys and a double bogey.
After Sandra Spuzich missed a six-foot par putt, Caponi's four-foot putt for double bogey on the 72nd hole lipped and fell for a one-stroke win.
How this was built
Every value is shown as recorded in GNN's U.S. Women's Open data. A value no source confirmed is left out; nothing is estimated. Where sources disagree, the organizer's own record is used.
Data: womens-golf-majors_dataset_2026-10-20.json (GNN's women's majors research set, "master" row for this year, research dated October 20, 2026).
Also from GNN's U.S. Women's Open set (entries, runners-up round by round, values the majors set does not hold).