Donna Ganz
all rivalries →| Opponent | W | L | M | Last Played | H2H |
|---|---|---|---|---|---|
| Chris Evert | 0 | 4 | 4 | Sep 1, 1978 | H2H |
| Helen Gourlay | 1 | 3 | 4 | Apr 9, 1977 | H2H |
| Mariana Simionescu | 2 | 2 | 4 | Jun 7, 1975 | H2H |
| Betty Stove | 0 | 3 | 3 | Jan 29, 1976 | H2H |
| Marcie Louie | 0 | 3 | 3 | Jan 21, 1976 | H2H |
H2H data updated: 2026-09-13 00:00 UTC
Donna Ganz vs Sue Epstein H2H: 0-1
Sue Epstein holds a 1–0 lead over Donna Ganz in their WTA head-to-head. Across 1 main-draw meeting, Sue Epstein leads 1–0 on clay. Most recently, Sue Epstein won the 1970 Miami Open semifinal 3-6 6-2 6-0.
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 |
|---|---|---|---|---|---|---|---|---|
| Sue Epstein | 3-6 6-2 6-0 | Donna Ganz | Match data | Apr 25, 1970* | SF | Miami Open | WTA 250 | Clay |
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Donna Ganz | — | — | — | 1,744 | 42 | 52 | 44.7% | 0 | 0 | 0 | 0 | 1 | 1 |
| Sue Epstein | — | — | — | 1,535 | 4 | 6 | 40.0% | 0 | 0 | 0 | 0 | 1 | 1 |
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.
| Donna Ganz | Sue Epstein | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Yr | W-L | Win % | Rank | Elo | GS | Titles | Yr | W-L | Win % | Rank | Elo | GS | Titles |
| 1970 | 0–1 | 0.0% | — | 1,483 | 0 | 0 | 1968 | 0–1 | 0.0% | — | 1,485 | 0 | 0 |
| 1971 | 1–1 | 50.0% | — | 1,493 | 0 | 0 | 1970 | 3–1 | 75.0% | — | 1,519 | 0 | 1 |
| 1972 | 1–3 | 25.0% | — | 1,471 | 0 | 0 | 1971 | 1–1 | 50.0% | — | 1,519 | 0 | 1 |
| 1973 | 3–4 | 42.9% | — | 1,504 | 0 | 0 | 1972 | 0–3 | 0.0% | — | 1,496 | 0 | 1 |
| 1974 | 12–16 | 42.9% | — | 1,561 | 0 | 0 | — | — | — | — | — | — | — |
| 1975 | 17–12 | 58.6% | — | 1,720 | 0 | 1 | — | — | — | — | — | — | — |
| 1976 | 0–4 | 0.0% | — | 1,680 | 0 | 1 | — | — | — | — | — | — | — |
| 1977 | 6–5 | 54.5% | — | 1,669 | 0 | 1 | — | — | — | — | — | — | — |
| 1978 | 1–4 | 20.0% | — | 1,646 | 0 | 1 | — | — | — | — | — | — | — |
| 1980 | 1–2 | 33.3% | — | 1,615 | 0 | 1 | — | — | — | — | — | — | — |
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.
| Donna Ganz | Sue Epstein | ||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Yr | Hard | Clay | Grass | Carpet | Yr | Hard | Clay | Grass | Carpet | ||||||||||||||||||||||||
| W | L | M | Win % | W | L | M | Win % | W | L | M | Win % | W | L | M | Win % | W | L | M | Win % | W | L | M | Win % | W | L | M | Win % | W | L | M | Win % | ||
| 1970 | — | — | — | — | 0 | 1 | 1 | 0.0% | — | — | — | — | — | — | — | — | 1968 | — | — | — | — | 0 | 1 | 1 | 0.0% | — | — | — | — | — | — | — | — |
| 1971 | — | — | — | — | 1 | 1 | 2 | 50.0% | — | — | — | — | — | — | — | — | 1970 | — | — | — | — | 3 | 1 | 4 | 75.0% | — | — | — | — | — | — | — | — |
| 1972 | — | — | — | — | 1 | 2 | 3 | 33.3% | — | — | — | — | — | — | — | — | 1971 | — | — | — | — | 1 | 1 | 2 | 50.0% | — | — | — | — | — | — | — | — |
| 1973 | — | — | — | — | 3 | 4 | 7 | 42.9% | — | — | — | — | — | — | — | — | 1972 | — | — | — | — | 0 | 3 | 3 | 0.0% | — | — | — | — | — | — | — | — |
| 1974 | 0 | 2 | 2 | 0.0% | 7 | 9 | 16 | 43.8% | 2 | 2 | 4 | 50.0% | 3 | 3 | 6 | 50.0% | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 1975 | 0 | 1 | 1 | 0.0% | 17 | 8 | 25 | 68.0% | 0 | 1 | 1 | 0.0% | 0 | 2 | 2 | 0.0% | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 1976 | 0 | 1 | 1 | 0.0% | — | — | — | — | — | — | — | — | 0 | 3 | 3 | 0.0% | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 1977 | — | — | — | — | 1 | 3 | 4 | 25.0% | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 1978 | 1 | 1 | 2 | 50.0% | 0 | 2 | 2 | 0.0% | 0 | 1 | 1 | 0.0% | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 1980 | 1 | 1 | 2 | 50.0% | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Career | 2 | 6 | 8 | 25.0% | 30 | 30 | 60 | 50.0% | 2 | 4 | 6 | 33.3% | 3 | 8 | 11 | 27.3% | Career | — | — | — | — | 4 | 6 | 10 | 40.0% | — | — | — | — | — | — | — | — |
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.
| Donna Ganz | Sue Epstein | ||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 |
| 1970 | 1483 | 97.1 | — | — | — | — | — | — | — | 33.3% | -2.33 | 0–1 | — | — | +0.30 | 1968 | 1486 | 89.3 | — | — | — | — | — | — | — | 0.0% | -6.00 | — | — | — | -0.03 |
| 1971 | 1493 | 101.5 | — | — | — | — | — | — | — | 50.0% | -1.00 | — | — | — | +0.23 | 1970 | 1519 | 114.4 | — | — | — | — | — | +25 | — | 70.0% | +2.40 | 1–1 | — | — | +1.00 |
| 1972 | 1471 | 99.7 | — | — | — | — | — | +32 | — | 33.3% | -1.67 | 0–1 | 1–0 | — | +0.36 | 1971 | 1519 | 101.1 | — | — | — | — | — | — | — | 50.0% | +0.25 | — | 1–0 | — | +0.46 |
| 1973 | 1504 | 117.4 | — | — | — | — | — | +21 | — | 47.1% | +0.18 | 1–2 (33%) | 0–1 | — | +0.33 | 1972 | 1497 | 106.9 | — | — | — | — | — | +12 | — | 14.3% | -2.43 | 0–1 | — | — | -0.24 |
| 1974 | 1562 | 121.6 | — | — | — | — | +2 | -10 | +10 | 41.9% | -0.76 | 4–4 (50%) | 2–5 (29%) | 97.5 | +0.22 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 1975 | 1721 | 140.7 | — | — | — | — | -125 | +40 | — | 59.3% | +0.78 | 2–1 (67%) | 0–3 (0%) | 99.2 | +0.04 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 1976 | 1681 | 92.8 | — | — | — | — | -172 | — | — | 11.1% | -3.89 | 0–1 | — | — | -0.30 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 1977 | 1669 | 120.3 | — | — | — | — | — | +40 | — | 55.6% | +0.15 | 2–3 (40%) | 3–0 (100%) | 100.5 | +0.15 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 1978 | 1647 | 112.1 | — | — | — | — | — | — | — | 25.0% | -2.25 | 1–1 | — | — | -0.60 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 1980 | 1616 | 96.7 | — | — | — | — | — | — | — | 37.5% | -0.62 | 1–1 | 0–1 | — | +0.22 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Career | 1744 | 127.8 | — | — | — | — | -70 | +23 | +10 | 46.2% | -0.41 | 11–15 (42%) | 6–10 (38%) | 93.5 | +1.01 | Career | 1535 | 106.3 | — | — | — | — | — | +19 | — | 43.5% | -0.17 | 1–2 (33%) | 1–0 | — | +11.90 |
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.
Sue Epstein
all rivalries →| Opponent | W | L | M | Last Played | H2H |
|---|---|---|---|---|---|
| Lita Liem | 0 | 1 | 1 | Aug 4, 1972 | H2H |
| Corinne Molesworth | 0 | 1 | 1 | Apr 14, 1972 | H2H |
| Julie Heldman | 0 | 1 | 1 | Feb 4, 1972 | H2H |
| Becky Vest | 0 | 1 | 1 | Jan 23, 1971 | H2H |
| Beatrice Chrystman | 1 | 0 | 1 | Jan 22, 1971 | H2H |