H2H data updated: 2026-09-11 00:00 UTC
Kathleen Cummings holds a 1–0 lead over Darlene Williamson in their WTA head-to-head. Across 1 main-draw meeting, Kathleen Cummings leads 1–0 on hard courts. Most recently, Kathleen Cummings won the 1980 St. Joseph round of 32 3-6 6-3 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.
| Player | Score | Player | Match Data | Date | Round | Tournament | Category | Surface |
|---|---|---|---|---|---|---|---|---|
| Kathleen Cummings | 3-6 6-3 6-0 | Darlene Williamson | Match data | Jul 3, 1980* | R32 | St. Joseph | WTA 250 | Hard |
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.
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Kathleen Cummings | — | — | — | 1,681 | 38 | 50 | 43.2% | 0 | 0 | 0 | 0 | 0 | 0 |
| Darlene Williamson | — | — | — | 1,515 | 2 | 9 | 18.2% | 0 | 0 | 0 | 0 | 0 | 0 |
Seasons are aligned by the age each player spent most of that calendar year. GS and Titles are cumulative career totals through that season.
| Kathleen Cummings | Darlene Williamson | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Yr | W-L | Win % | Rank | Elo | GS | Titles | Yr | W-L | Win % | Rank | Elo | GS | Titles |
| 1980 | 9–3 | 75.0% | — | 1,595 | 0 | 0 | 1980 | 2–7 | 22.2% | — | 1,431 | 0 | 0 |
| 1981 | 4–10 | 28.6% | — | 1,597 | 0 | 0 | 1982 | 0–2 | 0.0% | — | 1,405 | 0 | 0 |
| 1982 | 11–8 | 57.9% | — | 1,622 | 0 | 0 | — | — | — | — | — | — | — |
| 1983 | 2–3 | 40.0% | — | 1,643 | 0 | 0 | — | — | — | — | — | — | — |
| 1984 | 8–13 | 38.1% | — | 1,589 | 0 | 0 | — | — | — | — | — | — | — |
| 1985 | 4–12 | 25.0% | — | 1,504 | 0 | 0 | — | — | — | — | — | — | — |
| 1986 | 0–1 | 0.0% | — | 1,491 | 0 | 0 | — | — | — | — | — | — | — |
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.
| Kathleen Cummings | Darlene Williamson | ||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 % | ||
| 1980 | 7 | 2 | 9 | 77.8% | — | — | — | — | — | — | — | — | — | — | — | — | 1980 | 0 | 3 | 3 | 0.0% | — | — | — | — | — | — | — | — | — | — | — | — |
| 1981 | 1 | 5 | 6 | 16.7% | 1 | 2 | 3 | 33.3% | 0 | 1 | 1 | 0.0% | 2 | 2 | 4 | 50.0% | 1982 | — | — | — | — | 0 | 2 | 2 | 0.0% | — | — | — | — | — | — | — | — |
| 1982 | 5 | 4 | 9 | 55.6% | 1 | 1 | 2 | 50.0% | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 1983 | 2 | 1 | 3 | 66.7% | — | — | — | — | — | — | — | — | 0 | 2 | 2 | 0.0% | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 1984 | 8 | 8 | 16 | 50.0% | 0 | 1 | 1 | 0.0% | 0 | 3 | 3 | 0.0% | 0 | 1 | 1 | 0.0% | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 1985 | 1 | 6 | 7 | 14.3% | 1 | 2 | 3 | 33.3% | 1 | 2 | 3 | 33.3% | 1 | 2 | 3 | 33.3% | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 1986 | 0 | 1 | 1 | 0.0% | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Career | 24 | 27 | 51 | 47.1% | 3 | 6 | 9 | 33.3% | 1 | 6 | 7 | 14.3% | 3 | 7 | 10 | 30.0% | Career | 0 | 3 | 3 | 0.0% | 0 | 2 | 2 | 0.0% | — | — | — | — | — | — | — | — |
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.
| Kathleen Cummings | Darlene Williamson | ||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 |
| 1980 | 1595 | 117.3 | — | — | — | — | +71 | — | — | 70.4% | +1.85 | 2–1 (67%) | 0–1 | — | +2.20 | 1980 | 1431 | 88.7 | — | — | — | — | +73 | — | — | 28.6% | -1.76 | 1–2 (33%) | — | — | +0.54 |
| 1981 | 1597 | 116.9 | — | — | — | — | +59 | -41 | — | 30.0% | -1.47 | 1–1 | 1–1 | — | -0.77 | 1982 | 1406 | 90.2 | — | — | — | — | — | — | — | 0.0% | -4.25 | — | — | — | +0.29 |
| 1982 | 1623 | 115.1 | — | — | — | — | +7 | — | — | 61.9% | +0.83 | 0–4 (0%) | 1–3 (25%) | 91.8 | +1.26 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 1983 | 1644 | 105.3 | — | — | — | — | +9 | — | — | 36.4% | -2.00 | 1–0 | 2–0 | — | -0.20 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 1984 | 1589 | 99.2 | — | — | — | — | +27 | — | -48 | 38.0% | -1.16 | 5–3 (63%) | 3–1 (75%) | — | +1.28 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 1985 | 1504 | 99.5 | — | — | — | — | +8 | +26 | +10 | 25.0% | -2.09 | — | 0–1 | — | +1.87 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 1986 | 1491 | 98.0 | — | — | — | — | — | — | — | 0.0% | -1.50 | — | 0–1 | — | +0.12 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Career | 1682 | 111.5 | — | — | — | — | +31 | -8 | -19 | 43.8% | -0.56 | 9–9 (50%) | 7–8 (47%) | 98.0 | +6.55 | Career | 1515 | 89.3 | — | — | — | — | +73 | — | — | 24.0% | -2.16 | 1–2 (33%) | — | — | +7.55 |
Each player's five most-played main-draw opponents. The current matchup is highlighted when it appears in a player's top five.
| Opponent | W | L | M | Last Played | H2H |
|---|---|---|---|---|---|
| Cecilia Fernandez Parker | 2 | 1 | 3 | Oct 10, 1985 | H2H |
| Phyllis Blackwell | 1 | 2 | 3 | Aug 20, 1982 | H2H |
| Amy Holton | 2 | 0 | 2 | Jul 23, 1985 | H2H |
| Pam Casale | 0 | 2 | 2 | May 29, 1985 | H2H |
| Michaela Washington | 0 | 2 | 2 | Mar 7, 1985 | H2H |
| Opponent | W | L | M | Last Played | H2H |
|---|---|---|---|---|---|
| Vicki Beggs | 0 | 2 | 2 | Jul 24, 1980 | H2H |
| Glaucia Langela | 0 | 1 | 1 | Jul 22, 1982 | H2H |
| Myriam Schropp | 0 | 1 | 1 | May 20, 1982 | H2H |
| Allegra Pero | 0 | 1 | 1 | Jul 17, 1980 | H2H |
| Kathleen Cummings | 0 | 1 | 1 | Jul 3, 1980 | H2H |