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

Janet Haas vs Sue Stap H2H: 1-0

Janet Haas holds a 1–0 lead over Sue Stap in their WTA head-to-head. Across 1 main-draw meeting, Janet Haas leads 1–0 on clay. Most recently, Janet Haas won the 1973 Charlotte round of 32 6-2 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.

Janet Haas
USA
H2H
1 – 0
1 main-draw meetings
Sue Stap
USA Age 72

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
Janet Haas 6-2 6-4 Sue Stap Match data Sep 13, 1973* R32 Charlotte 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
Janet Haas — — — 1,622 30 43 41.1% 0 0 0 0 0 0
Sue Stap — — — 1,724 42 78 35.0% 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.

Janet Haas Sue Stap
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
1972 6–7 46.2% — 1,516 0 0 1969 0–1 0.0% — 1,496 0 0
1973 9–13 40.9% — 1,567 0 0 1970 5–6 45.5% — 1,521 0 0
1974 9–15 37.5% — 1,524 0 0 1971 2–5 28.6% — 1,502 0 0
1975 4–7 36.4% — 1,487 0 0 1972 7–5 58.3% — 1,584 0 0
1980 2–1 66.7% — 1,505 0 0 1973 12–17 41.4% — 1,592 0 0
— — — — — — — 1974 8–14 36.4% — 1,614 0 1
— — — — — — — 1975 8–13 38.1% — 1,681 0 1
— — — — — — — 1976 0–12 0.0% — 1,534 0 1
— — — — — — — 1977 0–2 0.0% — 1,522 0 1
— — — — — — — 1978 0–2 0.0% — 1,488 0 1
— — — — — — — 1979 0–1 0.0% — 1,483 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.

Janet Haas Sue Stap
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 %
1972 — — — — 5 5 10 50.0% 1 2 3 33.3% — — — — 1969 — — — — — — — — 0 1 1 0.0% — — — —
1973 0 1 1 0.0% 7 10 17 41.2% 2 2 4 50.0% — — — — 1970 0 1 1 0.0% 3 2 5 60.0% 2 2 4 50.0% 0 1 1 0.0%
1974 0 1 1 0.0% 5 7 12 41.7% 2 4 6 33.3% 2 2 4 50.0% 1971 — — — — 2 3 5 40.0% 0 2 2 0.0% — — — —
1975 — — — — 3 4 7 42.9% 0 1 1 0.0% — — — — 1972 — — — — 2 1 3 66.7% 5 4 9 55.6% — — — —
1980 — — — — 2 1 3 66.7% — — — — — — — — 1973 1 3 4 25.0% 5 8 13 38.5% 5 5 10 50.0% 1 1 2 50.0%
— — — — — — — — — — — — — — — — — 1974 0 2 2 0.0% 1 4 5 20.0% 0 2 2 0.0% 1 6 7 14.3%
— — — — — — — — — — — — — — — — — 1975 4 4 8 50.0% 0 2 2 0.0% — — — — 4 7 11 36.4%
— — — — — — — — — — — — — — — — — 1976 0 3 3 0.0% 0 2 2 0.0% — — — — 0 7 7 0.0%
— — — — — — — — — — — — — — — — — 1977 0 1 1 0.0% — — — — — — — — 0 1 1 0.0%
— — — — — — — — — — — — — — — — — 1978 — — — — 0 1 1 0.0% — — — — — — — —
— — — — — — — — — — — — — — — — — 1979 — — — — — — — — — — — — 0 1 1 0.0%
Career 0 2 2 0.0% 22 27 49 44.9% 5 9 14 35.7% 2 2 4 50.0% Career 5 14 19 26.3% 13 23 36 36.1% 12 16 28 42.9% 6 24 30 20.0%

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.

Janet Haas Sue Stap
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
1972 1516 107.8 — — — — — +19 +19 42.3% -0.61 1–1 0–1 — +1.01 1969 1497 93.8 — — — — — — — 0.0% -6.00 — — — -0.28
1973 1568 116.9 — — — — — +4 -23 43.5% -0.72 2–2 (50%) 2–0 — +1.09 1970 1521 114.8 — — — — — +30 +36 48.0% +0.08 1–2 (33%) — — +1.03
1974 1524 110.3 — — — — +16 +3 +20 40.0% -0.76 2–2 (50%) — — +2.00 1971 1502 97.8 — — — — — +46 — 31.3% -1.38 1–1 0–1 — +0.54
1975 1487 101.2 — — — — — +24 — 30.4% -1.48 2–1 (67%) 2–1 (67%) 102.5 +0.84 1972 1585 122.3 — — — — — +1 -14 59.3% +0.74 1–2 (33%) — — +0.45
1980 1506 104.8 — — — — — +17 — 66.7% +1.50 — — — +0.38 1973 1592 120.8 — — — — -54 -31 +13 42.9% -0.76 2–3 (40%) 0–1 — -0.24
— — — — — — — — — — — — — — — — 1974 1615 138.5 — — — — -155 -59 — 42.6% -0.23 1–4 (20%) — — -2.73
— — — — — — — — — — — — — — — — 1975 1682 139.3 — — — — -38 — — 40.4% -0.60 2–3 (40%) 1–1 — -0.70
— — — — — — — — — — — — — — — — 1976 1534 102.5 — — — — -85 — — 15.4% -1.89 0–4 (0%) 0–3 (0%) 92.6 +0.75
— — — — — — — — — — — — — — — — 1977 1522 110.5 — — — — — — — 0.0% -2.75 — — — -0.02
— — — — — — — — — — — — — — — — 1978 1488 97.3 — — — — — — — 20.0% -1.20 0–1 — — +0.27
— — — — — — — — — — — — — — — — 1979 1483 100.4 — — — — — — — 0.0% -3.00 — — — -0.05
Career 1622 112.6 — — — — +16 +10 +7 41.1% -0.74 7–6 (54%) 4–2 (67%) 103.4 +7.71 Career 1724 129.7 — — — — -75 -10 +6 39.4% -0.65 8–20 (29%) 1–6 (14%) 89.5 -0.82

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.