Sei Rei Cho
all rivalries →| Opponent | W | L | M | Last Played | H2H |
|---|---|---|---|---|---|
| Naoko Sato | 0 | 1 | 1 | Mar 4, 1972 | H2H |
| Kimiyo Hatanaka | 0 | 1 | 1 | Feb 9, 1969 | H2H |
| Cecily Mckillop | 1 | 0 | 1 | Feb 8, 1969 | H2H |
| Margaret Ocarroll | 1 | 0 | 1 | Feb 8, 1969 | H2H |
| Billie Jean King | 0 | 1 | 1 | Feb 3, 1969 | H2H |
H2H data updated: 2026-09-12 00:00 UTC
Sei Rei Cho vs Margaret Ocarroll H2H: 1-0
Sei Rei Cho holds a 1–0 lead over Margaret Ocarroll in their WTA head-to-head. Across 1 main-draw meeting, Sei Rei Cho leads 1–0 on grass. Most recently, Sei Rei Cho won the 1969 Forrest Hill quarterfinal 6-4 10-8.
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
| Player | Score | Player | Match Data | Date | Round | Tournament | Category | Surface |
|---|---|---|---|---|---|---|---|---|
| Sei Rei Cho | 6-4 10-8 | Margaret Ocarroll | Match data | Feb 8, 1969* | QF | Forrest Hill | WTA 250 | Grass |
Estimated match date where the exact historical date is unavailable. Arrows show an edition's recorded category and documented modern equivalent; unresolved editions keep their recorded category. Asterisked totals include editions mapped from documented historical predecessor categories. Mapping details.
Career Comparison
| Player | Current | Peak | Pts | Elo | W | L | Win % | GS | 1000 including documented historical predecessor categories | Finals | 500 including documented historical predecessor categories | 250 including documented historical predecessor categories | Titles |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sei Rei Cho | — | — | — | 1,523 | 2 | 4 | 33.3% | 0 | 0 | 0 | 0 | 0 | 0 |
| Margaret Ocarroll | — | — | — | 1,500 | 0 | 2 | 0.0% | 0 | 0 | 0 | 0 | 0 | 0 |
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.
| Sei Rei Cho | Margaret Ocarroll | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Yr | W-L | Win % | Rank | Elo | GS | Titles | Yr | W-L | Win % | Rank | Elo | GS | Titles |
| 1969 | 2–3 | 40.0% | — | 1,507 | 0 | 0 | 1969 | 0–2 | 0.0% | — | 1,469 | 0 | 0 |
| 1972 | 0–1 | 0.0% | — | 1,492 | 0 | 0 | — | — | — | — | — | — | — |
Surface Results by Career Season
Rows are aligned in career order because complete birth data is unavailable. Results cover completed main-draw matches. Bold green marks the higher win percentage when both players have at least 5 matches on that surface at the aligned age.
| Sei Rei Cho | Margaret Ocarroll | ||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Yr | Grass | Carpet | Yr | Grass | Carpet | ||||||||||||
| W | L | M | Win % | W | L | M | Win % | W | L | M | Win % | W | L | M | Win % | ||
| 1969 | 2 | 3 | 5 | 40.0% | — | — | — | — | 1969 | 0 | 1 | 1 | 0.0% | — | — | — | — |
| 1972 | — | — | — | — | 0 | 1 | 1 | 0.0% | — | — | — | — | — | — | — | — | — |
| Career | 2 | 3 | 5 | 40.0% | 0 | 1 | 1 | 0.0% | Career | 0 | 1 | 1 | 0.0% | — | — | — | — |
Advanced Statistics Comparison by Career Season
Rows are aligned in career order because complete birth data is unavailable. Metrics use eligible main-draw results; point statistics use matches with detailed data. Bold green marks the stronger value when both underlying samples are sufficient. Lower is better for Schedule because a negative value means a tougher schedule. Career Schedule is normalized per 100 matches.
| Sei Rei Cho | Margaret Ocarroll | ||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Yr | Elo | P+ | Serve+ | Return+ | PD | TPW% | Hard Elo | Clay Elo | Grass Elo | Set Win % | Set Margin | Dec. Set | Tiebreak | Pressure+ | Schedule | Yr | Elo | P+ | Serve+ | Return+ | PD | TPW% | Hard Elo | Clay Elo | Grass Elo | Set Win % | Set Margin | Dec. Set | Tiebreak | Pressure+ | Schedule |
| 1969 | 1508 | 104.9 | — | — | — | — | — | — | +41 | 45.5% | -1.09 | 0–1 | — | — | +0.55 | 1969 | 1470 | 97.9 | — | — | — | — | — | — | — | 0.0% | -2.00 | — | — | — | +0.35 |
| 1972 | 1492 | 99.4 | — | — | — | — | — | — | — | 0.0% | -1.50 | — | 0–1 | — | +0.24 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Career | 1523 | 102.6 | — | — | — | — | — | — | +41 | 38.5% | -1.15 | 0–1 | 0–1 | — | +13.17 | Career | 1500 | 98.9 | — | — | — | — | — | — | — | 0.0% | -2.00 | — | — | — | +17.50 |
Career Rivalries
Each player's five most-played main-draw opponents. The current matchup is highlighted when it appears in a player's top five.
Margaret Ocarroll
all rivalries →| Opponent | W | L | M | Last Played | H2H |
|---|---|---|---|---|---|
| Sei Rei Cho | 0 | 1 | 1 | Feb 8, 1969 | H2H |
| Beverley Vercoe | 0 | 1 | 1 | Jan 4, 1969 | H2H |