H2H data updated: 2026-09-12 00:00 UTC

Kathleen Cummings vs Phyllis Blackwell H2H: 1-2

Phyllis Blackwell holds a 2–1 lead over Kathleen Cummings in their WTA head-to-head. Across 3 main-draw meetings, Phyllis Blackwell leads 1–0 on hard courts. Most recently, Kathleen Cummings won the 1982 Saratoga Springs round of 16 6-4 6-2.

Want to explore more matchups? Advanced rivalry search lets you browse current and historical rivalries, unbeaten records, or every matchup for a player.

Kathleen Cummings
USA Age 65
H2H
1 – 2
3 main-draw meetings
Phyllis Blackwell
USA Age 69

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
Kathleen Cummings 6-4 6-2 Phyllis Blackwell Match data Aug 20, 1982* R16 Saratoga Springs WTA 250 —
Phyllis Blackwell 7-6 3-6 6-2 Kathleen Cummings Match data Aug 14, 1982* SF Baltimore WTA 250 —
Phyllis Blackwell 7-6 7-6 Kathleen Cummings Match data Jun 27, 1982* F Lakewood 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.

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
Kathleen Cummings — — — 1,681 38 50 43.2% 0 0 0 0 0 0
Phyllis Blackwell — — — 1,634 28 26 51.9% 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.

Age Kathleen Cummings Phyllis Blackwell
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
18 1980 9–3 75.0% — 1,595 0 0 1975 0–2 0.0% — 1,464 0 0
19 1981 4–10 28.6% — 1,597 0 0 1976 1–1 50.0% — 1,465 0 0
20 1982 11–8 57.9% — 1,622 0 0 1977 0–1 0.0% — 1,451 0 0
21 1983 2–3 40.0% — 1,643 0 0 — — — — — — —
22 1984 8–13 38.1% — 1,589 0 0 — — — — — — —
23 1985 4–12 25.0% — 1,504 0 0 1980 5–8 38.5% — 1,466 0 0
24 1986 0–1 0.0% — 1,491 0 0 — — — — — — —
25 — — — — — — — 1982 21–11 65.6% — 1,605 0 1
26 — — — — — — — 1983 1–3 25.0% — 1,593 0 1

Surface Results by Age

Seasons are aligned by the age each player spent most of that calendar year. 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.

Age Kathleen Cummings Phyllis Blackwell
Yr HardClayGrassCarpet Yr HardClayGrassCarpet
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 %
18 1980 7 2 9 77.8% — — — — — — — — — — — — — — — — — — — — — — — — — — — — —
19 1981 1 5 6 16.7% 1 2 3 33.3% 0 1 1 0.0% 2 2 4 50.0% — — — — — — — — — — — — — — — — —
20 1982 5 4 9 55.6% 1 1 2 50.0% — — — — — — — — — — — — — — — — — — — — — — — — —
21 1983 2 1 3 66.7% — — — — — — — — 0 2 2 0.0% — — — — — — — — — — — — — — — — —
22 1984 8 8 16 50.0% 0 1 1 0.0% 0 3 3 0.0% 0 1 1 0.0% — — — — — — — — — — — — — — — — —
23 1985 1 6 7 14.3% 1 2 3 33.3% 1 2 3 33.3% 1 2 3 33.3% 1980 1 2 3 33.3% 0 1 1 0.0% — — — — 0 2 2 0.0%
24 1986 0 1 1 0.0% — — — — — — — — — — — — — — — — — — — — — — — — — — — — —
25 — — — — — — — — — — — — — — — — — 1982 12 4 16 75.0% 2 1 3 66.7% — — — — 0 1 1 0.0%
26 — — — — — — — — — — — — — — — — — 1983 1 3 4 25.0% — — — — — — — — — — — —
Career — 24 27 51 47.1% 3 6 9 33.3% 1 6 7 14.3% 3 7 10 30.0% — 14 9 23 60.9% 2 2 4 50.0% — — — — 0 3 3 0.0%

Advanced Statistics Comparison by Age

Seasons are aligned by the age each player spent most of that calendar year. 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.

Age Kathleen Cummings Phyllis Blackwell
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
18 1980 1595 117.3 — — — — +71 — — 70.4% +1.85 2–1 (67%) 0–1 — +2.20 1975 1465 95.6 — — — — — — — 33.3% -1.34 0–2 — — +0.39
19 1981 1597 116.9 — — — — +59 -41 — 30.0% -1.47 1–1 1–1 — -0.77 1976 1466 99.1 — — — — — — — 50.0% 0.00 — — — +0.07
20 1982 1623 115.1 — — — — +7 — — 61.9% +0.83 0–4 (0%) 1–3 (25%) 91.8 +1.26 1977 1452 88.5 — — — — — — — 0.0% -6.00 — — — +0.05
21 1983 1644 105.3 — — — — +9 — — 36.4% -2.00 1–0 2–0 — -0.20 — — — — — — — — — — — — — — — —
22 1984 1589 99.2 — — — — +27 — -48 38.0% -1.16 5–3 (63%) 3–1 (75%) — +1.28 — — — — — — — — — — — — — — — —
23 1985 1504 99.5 — — — — +8 +26 +10 25.0% -2.09 — 0–1 — +1.87 1980 1467 99.4 — — — — +51 — — 37.5% -1.06 4–2 (67%) 2–0 — +0.10
24 1986 1491 98.0 — — — — — — — 0.0% -1.50 — 0–1 — +0.12 — — — — — — — — — — — — — — — —
25 — — — — — — — — — — — — — — — — 1982 1606 111.7 — — — — +41 -66 — 61.4% +0.53 5–3 (63%) 8–0 (100%) 109.3 +3.28
26 — — — — — — — — — — — — — — — — 1983 1593 96.0 — — — — +36 — — 22.2% -2.45 1–0 0–1 — -0.17
Career — 1682 111.5 — — — — +31 -8 -19 43.8% -0.56 9–9 (50%) 7–8 (47%) 98.0 +6.55 — 1634 103.1 — — — — +42 -66 — 49.6% -0.32 10–7 (59%) 10–1 (91%) 109.5 +7.02

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.