H2H data updated: 2026-10-28 00:00 UTC

Sabina Simmonds vs Mary Lou Piatek H2H: 1-1

Sabina Simmonds and Mary Lou Piatek are tied 1–1 in their WTA head-to-head. Across 2 main-draw meetings, Mary Lou Piatek leads 1–0 on carpet, while Sabina Simmonds leads 1–0 on grass. Most recently, Mary Lou Piatek won the 1983 Washington Open round of 32 6-2 6-3.

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Sabina Simmonds
ITA Age 66
H2H
1 – 1
2 main-draw meetings
Mary Lou Piatek
USA

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
Mary Lou Piatek 6-2 6-3 Sabina Simmonds Match data Jan 6, 1983* R32 Washington Open WTA 500 Carpet
Sabina Simmonds 7-5 6-4 Mary Lou Piatek Match data Jun 25, 1982* R64 Wimbledon Grand Slam 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
Sabina Simmonds — — — 1,830 108 123 46.8% 0 0 0 0 6 6
Mary Lou Piatek — — — 1,938 157 207 43.1% 0 0 0 0 2 2

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.

Sabina Simmonds Mary Lou Piatek
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
1974 0–2 0.0% — 1,476 0 0 1978 0–1 0.0% — 1,499 0 0
1975 2–4 33.3% — 1,470 0 0 1979 3–5 37.5% — 1,547 0 0
1976 5–7 41.7% — 1,526 0 0 1980 20–13 60.6% — 1,762 0 0
1977 3–9 25.0% — 1,526 0 0 1981 30–22 57.7% — 1,874 0 1
1978 15–15 50.0% — 1,608 0 0 1982 18–21 46.2% — 1,793 0 1
1979 15–10 60.0% — 1,669 0 2 1983 12–20 37.5% — 1,721 0 1
1980 6–10 37.5% — 1,613 0 2 1984 18–20 47.4% — 1,704 0 2
1981 21–10 67.7% — 1,723 0 5 1985 14–18 43.8% — 1,678 0 2
1982 26–22 54.2% — 1,791 0 5 1986 8–15 34.8% — 1,618 0 2
1983 11–22 33.3% — 1,608 0 6 1987 6–12 33.3% — 1,594 0 2
1984 2–6 25.0% — 1,551 0 6 1988 6–16 27.3% — 1,542 0 2
1985 2–2 50.0% — 1,578 0 6 1989 7–15 31.8% — 1,592 0 2
1986 0–2 0.0% — 1,558 0 6 1990 8–11 42.1% — 1,611 0 2
1987 0–1 0.0% — 1,544 0 6 1991 5–8 38.5% — 1,629 0 2
1988 0–1 0.0% — 1,527 0 6 1992 1–8 11.1% — 1,560 0 2
— — — — — — — 1993 1–2 33.3% — 1,554 0 2

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.

Sabina Simmonds Mary Lou Piatek
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 %
1974 0 2 2 0.0% — — — — — — — — — — — — 1978 — — — — — — — — — — — — 0 1 1 0.0%
1975 0 1 1 0.0% 2 3 5 40.0% — — — — — — — — 1979 1 1 2 50.0% 0 1 1 0.0% — — — — 2 3 5 40.0%
1976 — — — — 4 5 9 44.4% 1 2 3 33.3% — — — — 1980 5 3 8 62.5% 3 1 4 75.0% 0 2 2 0.0% 12 7 19 63.2%
1977 — — — — 3 6 9 33.3% 0 2 2 0.0% — — — — 1981 15 5 20 75.0% 6 4 10 60.0% 4 6 10 40.0% 5 7 12 41.7%
1978 — — — — 6 6 12 50.0% 2 4 6 33.3% 2 1 3 66.7% 1982 4 5 9 44.4% 0 3 3 0.0% 1 2 3 33.3% 13 11 24 54.2%
1979 1 2 3 33.3% 5 3 8 62.5% 2 2 4 50.0% 3 2 5 60.0% 1983 5 6 11 45.5% 1 4 5 20.0% 0 2 2 0.0% 6 8 14 42.9%
1980 2 1 3 66.7% 0 5 5 0.0% 0 3 3 0.0% — — — — 1984 9 8 17 52.9% 0 1 1 0.0% 5 6 11 45.5% 4 5 9 44.4%
1981 — — — — 10 7 17 58.8% — — — — — — — — 1985 7 11 18 38.9% 2 1 3 66.7% 1 2 3 33.3% 4 4 8 50.0%
1982 6 5 11 54.5% 7 6 13 53.8% 4 3 7 57.1% 9 8 17 52.9% 1986 5 5 10 50.0% 0 2 2 0.0% 1 2 3 33.3% 2 6 8 25.0%
1983 3 4 7 42.9% 5 7 12 41.7% 3 3 6 50.0% 0 8 8 0.0% 1987 3 5 8 37.5% 0 2 2 0.0% 0 2 2 0.0% 3 3 6 50.0%
1984 1 3 4 25.0% 0 2 2 0.0% 1 1 2 50.0% — — — — 1988 4 9 13 30.8% 1 4 5 20.0% 0 1 1 0.0% 1 2 3 33.3%
1985 — — — — 1 1 2 50.0% — — — — — — — — 1989 7 9 16 43.8% 0 3 3 0.0% 0 2 2 0.0% 0 1 1 0.0%
1986 — — — — 0 2 2 0.0% — — — — — — — — 1990 4 5 9 44.4% 3 3 6 50.0% 0 1 1 0.0% 1 2 3 33.3%
1987 — — — — 0 1 1 0.0% — — — — — — — — 1991 5 5 10 50.0% 0 2 2 0.0% — — — — 0 1 1 0.0%
1988 — — — — 0 1 1 0.0% — — — — — — — — 1992 0 6 6 0.0% 1 1 2 50.0% 0 1 1 0.0% — — — —
— — — — — — — — — — — — — — — — — 1993 1 2 3 33.3% — — — — — — — — — — — —
Career 13 18 31 41.9% 43 55 98 43.9% 13 20 33 39.4% 14 19 33 42.4% Career 75 85 160 46.9% 17 32 49 34.7% 12 29 41 29.3% 53 61 114 46.5%

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.

Sabina Simmonds Mary Lou Piatek
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
1974 1476 93.7 — — — — — — — 0.0% -3.75 — — — +0.28 1978 1499 106.9 — — — — — — — 0.0% -3.50 — — — -0.11
1975 1470 104.3 — — — — — +49 — 46.7% -0.27 0–3 (0%) 1–0 — +0.22 1979 1547 118.3 — — — — +98 — — 42.1% -0.89 1–2 (33%) 0–1 — +0.12
1976 1526 120.4 — — — — — +53 +36 44.8% -0.41 2–3 (40%) 1–0 — +0.17 1980 1763 137.4 — — — — +9 -186 — 57.7% +0.61 4–3 (57%) 3–0 (100%) — +0.65
1977 1526 117.3 — — — — — +69 — 32.0% -1.68 1–2 (33%) 2–0 — -0.88 1981 1875 146.3 — — — — +65 -198 -301 56.7% +0.48 8–10 (44%) 6–5 (55%) 100.9 -2.75
1978 1609 123.2 — — — — -8 +3 -97 52.4% +0.14 2–7 (22%) 2–0 — +1.42 1982 1794 142.2 — — — — +59 -196 -212 47.1% -0.08 4–5 (44%) 2–3 (40%) 96.6 -0.89
1979 1670 120.9 — — — — -34 -7 -125 57.4% +0.19 3–1 (75%) 5–1 (83%) 104.8 +3.16 1983 1722 143.9 — — — — +55 -87 — 41.3% -0.43 4–7 (36%) 0–5 (0%) 91.3 -4.11
1980 1613 118.9 — — — — -1 -80 -124 47.1% +0.23 0–4 (0%) 2–2 (50%) 94.0 +0.21 1984 1704 128.6 — — — — -14 — -70 47.7% -0.47 5–5 (50%) 4–3 (57%) 100.9 -0.88
1981 1723 130.1 — — — — — -50 — 66.2% +1.58 6–3 (67%) 2–5 (29%) 102.7 +2.67 1985 1678 113.9 — — — — -28 -65 -67 43.1% -0.61 5–3 (63%) 1–3 (25%) 100.7 +1.98
1982 1792 141.0 — — — — -57 -86 -193 55.7% +0.48 5–7 (42%) 5–3 (63%) 100.9 -1.76 1986 1619 111.1 — — — — +10 — -25 38.5% -0.67 2–4 (33%) 0–3 (0%) 95.5 +1.45
1983 1609 110.2 — — — — -20 +69 +13 38.5% -0.99 4–10 (29%) 3–5 (38%) 92.3 +1.74 1987 1595 117.3 — — — — +33 — — 35.7% -0.78 3–3 (50%) 0–1 — +0.12
1984 1551 99.0 — — — — -12 — — 29.4% -1.23 0–1 1–3 (25%) — +0.74 1988 1543 116.2 — — — — +33 -44 — 30.8% -1.31 4–4 (50%) 0–2 — -0.58
1985 1579 117.8 — — — — — — — 50.0% -0.50 — — — -0.85 1989 1593 121.4 — — — — +35 -117 — 31.4% -1.65 5–2 (71%) 4–2 (67%) 107.3 -2.73
1986 1559 98.2 — — — — — — — 20.0% -3.00 0–1 1–0 — -0.16 1990 1612 125.3 — — — — +7 -86 — 43.9% -0.63 1–2 (33%) 0–2 — -0.44
1987 1544 99.5 — — — — — — — 0.0% -2.50 — — — +0.07 1991 1630 119.5 — — — — +17 — — 41.4% -0.31 1–2 (33%) 0–2 — -0.69
1988 1527 93.7 — — — — — — — 0.0% -5.00 — — — +0.15 1992 1560 101.4 — — — — -16 — — 23.8% -2.00 0–3 (0%) 0–2 — -0.39
— — — — — — — — — — — — — — — — 1993 1555 103.2 — — — — -21 — — 42.9% -0.71 0–1 1–0 — -0.16
Career 1831 128.8 — — — — -37 -2 -90 49.3% -0.05 23–42 (35%) 25–19 (57%) 95.8 +3.16 Career 1938 136.6 — — — — +26 -129 -156 44.3% -0.42 47–56 (46%) 21–34 (38%) 92.7 -2.59

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.