H2H data updated: 2026-07-19 02:51 UTC
Kazuko Sawamatsu vs Jill Cooper H2H: 1-0
Kazuko Sawamatsu holds a 1–0 lead over Jill Cooper in their WTA head-to-head. Across 1 main-draw meeting, Kazuko Sawamatsu leads 1–0 on grass. Most recently, Kazuko Sawamatsu won the 1972 US Open first round 5-7 6-4 6-4.
Want to explore more matchups? Advanced rivalry search lets you browse current and historical rivalries, unbeaten records, or every matchup for a player.
H2H Match Log
| Date | Tournament | Category | Round | Surface | Winner | Score | Loser | Match |
|---|---|---|---|---|---|---|---|---|
| Sep 1, 1972* | US Open | Grand Slam | R128 | Grass | Kazuko Sawamatsu | 5-7 6-4 6-4 | Jill Cooper | Match data |
* Estimated match date where the exact historical date is unavailable.
Career Comparison
| Player | Current | Peak | Pts | Elo | W | L | Win % | GS | 1000 | Finals | 500 | 250 | Titles |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Kazuko Sawamatsu | — | — | — | 1,952 | 181 | 99 | 64.6% | 0 | 0 | 0 | 1 | 10 | 11 |
| Jill Cooper | — | — | — | 1,829 | 106 | 86 | 55.2% | 0 | 0 | 0 | 0 | 5 | 5 |
Career Progression by Age
Seasons are aligned by the age each player spent most of that calendar year. GS and Titles are cumulative career totals through that season.
| Age | Kazuko Sawamatsu | Jill Cooper | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Yr | W-L | Win % | Rank | Elo | GS | Titles | Yr | W-L | Win % | Rank | Elo | GS | Titles | |
| 17 | 1968 | 9–6 | 60.0% | — | 1,551 | 0 | 2 | — | — | — | — | — | — | — |
| 18 | 1969 | 16–8 | 66.7% | — | 1,671 | 0 | 3 | — | — | — | — | — | — | — |
| 19 | 1970 | 12–9 | 57.1% | — | 1,713 | 0 | 4 | 1968 | 8–11 | 42.1% | — | 1,503 | 0 | 0 |
| 20 | 1971 | 18–10 | 64.3% | — | 1,799 | 0 | 5 | 1969 | 15–16 | 48.4% | — | 1,565 | 0 | 0 |
| 21 | 1972 | 28–15 | 65.1% | — | 1,853 | 0 | 8 | 1970 | 18–16 | 52.9% | — | 1,637 | 0 | 1 |
| 22 | 1973 | 38–21 | 64.4% | — | 1,823 | 0 | 8 | 1971 | 36–19 | 65.5% | — | 1,747 | 0 | 3 |
| 23 | 1974 | 37–20 | 64.9% | — | 1,898 | 0 | 10 | 1972 | 21–18 | 53.8% | — | 1,768 | 0 | 4 |
| 24 | 1975 | 23–10 | 69.7% | — | 1,952 | 0 | 11 | 1973 | 8–6 | 57.1% | — | 1,801 | 0 | 5 |