H2H data updated: 2026-09-13 00:00 UTC

Mary Lou Piatek vs Elly Appel H2H: 1-0

Mary Lou Piatek holds a 1–0 lead over Elly Appel in their WTA head-to-head. Across 1 main-draw meeting, Mary Lou Piatek leads 1–0 on clay. Most recently, Mary Lou Piatek won the 1981 Roland Garros round of 64 3-6 6-2 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.

Mary Lou Piatek
USA
H2H
1 – 0
1 main-draw meetings
Elly Appel
NED

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
Mary Lou Piatek 3-6 6-2 6-2 Elly Appel Match data May 28, 1981* R64 Roland Garros Grand Slam 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
Mary Lou Piatek — — — 1,931 153 206 42.6% 0 0 0 0 2 2
Elly Appel — — — 1,716 64 80 44.4% 0 0 0 0 3 3

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.

Mary Lou Piatek Elly Appel
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
1978 0–1 0.0% — 1,499 0 0 1972 3–3 50.0% — 1,520 0 0
1979 3–5 37.5% — 1,546 0 0 1973 7–9 43.8% — 1,580 0 0
1980 16–12 57.1% — 1,734 0 0 1974 6–10 37.5% — 1,583 0 0
1981 30–22 57.7% — 1,869 0 1 1975 6–6 50.0% — 1,639 0 1
1982 18–21 46.2% — 1,791 0 1 1976 10–13 43.5% — 1,700 0 1
1983 12–20 37.5% — 1,720 0 1 1977 1–3 25.0% — 1,668 0 1
1984 18–20 47.4% — 1,703 0 2 1978 7–7 50.0% — 1,642 0 2
1985 14–18 43.8% — 1,677 0 2 1979 3–7 30.0% — 1,597 0 3
1986 8–15 34.8% — 1,618 0 2 1980 15–9 62.5% — 1,668 0 3
1987 6–12 33.3% — 1,594 0 2 1981 6–10 37.5% — 1,645 0 3
1988 6–16 27.3% — 1,542 0 2 1982 0–3 0.0% — 1,606 0 3
1989 7–15 31.8% — 1,592 0 2 — — — — — — —
1990 8–11 42.1% — 1,611 0 2 — — — — — — —
1991 5–8 38.5% — 1,629 0 2 — — — — — — —
1992 1–8 11.1% — 1,559 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.

Mary Lou Piatek Elly Appel
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 %
1978 — — — — — — — — — — — — 0 1 1 0.0% 1972 — — — — 3 2 5 60.0% — — — — — — — —
1979 1 1 2 50.0% 0 1 1 0.0% — — — — 2 3 5 40.0% 1973 — — — — 2 3 5 40.0% 0 1 1 0.0% 5 4 9 55.6%
1980 5 3 8 62.5% 3 1 4 75.0% 0 2 2 0.0% 8 6 14 57.1% 1974 1 2 3 33.3% 1 3 4 25.0% 4 2 6 66.7% 0 3 3 0.0%
1981 15 5 20 75.0% 6 4 10 60.0% 4 6 10 40.0% 5 7 12 41.7% 1975 — — — — 6 4 10 60.0% 0 1 1 0.0% 0 1 1 0.0%
1982 4 5 9 44.4% 0 3 3 0.0% 1 2 3 33.3% 13 11 24 54.2% 1976 — — — — 7 4 11 63.6% 0 2 2 0.0% 3 7 10 30.0%
1983 5 6 11 45.5% 1 4 5 20.0% 0 2 2 0.0% 6 8 14 42.9% 1977 — — — — — — — — 1 2 3 33.3% 0 1 1 0.0%
1984 9 8 17 52.9% 0 1 1 0.0% 5 6 11 45.5% 4 5 9 44.4% 1978 0 1 1 0.0% 2 1 3 66.7% 0 2 2 0.0% 2 2 4 50.0%
1985 7 11 18 38.9% 2 1 3 66.7% 1 2 3 33.3% 4 4 8 50.0% 1979 0 1 1 0.0% 2 3 5 40.0% 0 2 2 0.0% — — — —
1986 5 5 10 50.0% 0 2 2 0.0% 1 2 3 33.3% 2 6 8 25.0% 1980 — — — — 11 6 17 64.7% — — — — 2 2 4 50.0%
1987 3 5 8 37.5% 0 2 2 0.0% 0 2 2 0.0% 3 3 6 50.0% 1981 1 2 3 33.3% 4 4 8 50.0% 0 1 1 0.0% 1 3 4 25.0%
1988 4 9 13 30.8% 1 4 5 20.0% 0 1 1 0.0% 1 2 3 33.3% 1982 — — — — 0 3 3 0.0% — — — — — — — —
1989 7 9 16 43.8% 0 3 3 0.0% 0 2 2 0.0% 0 1 1 0.0% — — — — — — — — — — — — — — — — —
1990 4 5 9 44.4% 3 3 6 50.0% 0 1 1 0.0% 1 2 3 33.3% — — — — — — — — — — — — — — — — —
1991 5 5 10 50.0% 0 2 2 0.0% — — — — 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 75 85 160 46.9% 17 32 49 34.7% 12 29 41 29.3% 49 60 109 45.0% Career 2 6 8 25.0% 38 33 71 53.5% 5 13 18 27.8% 13 23 36 36.1%

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.

Mary Lou Piatek Elly Appel
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
1978 1499 106.8 — — — — — — — 0.0% -3.50 — — — -0.12 1972 1521 112.0 — — — — — +24 — 53.8% +0.46 0–1 — — +0.54
1979 1547 118.2 — — — — +97 — — 42.1% -0.89 1–2 (33%) 0–1 — +0.14 1973 1580 117.2 — — — — +77 -56 — 41.2% -0.21 2–4 (33%) 1–1 — +1.69
1980 1735 137.7 — — — — +8 -158 — 55.7% +0.51 3–2 (60%) 1–0 — -0.18 1974 1584 114.4 — — — — +15 -68 -4 34.3% -1.03 3–2 (60%) — — +0.24
1981 1869 146.1 — — — — +63 -192 -295 56.7% +0.48 8–10 (44%) 6–5 (55%) 101.1 -3.04 1975 1640 123.1 — — — — — -18 — 46.2% -0.23 2–0 0–2 — +0.73
1982 1792 141.6 — — — — +56 -194 -210 47.1% -0.08 4–5 (44%) 2–3 (40%) 96.7 -0.75 1976 1701 139.2 — — — — -77 +10 — 42.3% -0.33 4–2 (67%) 0–2 — -0.46
1983 1721 143.7 — — — — +53 -86 — 41.3% -0.43 4–7 (36%) 0–5 (0%) 91.3 -3.81 1977 1669 101.8 — — — — — — -137 36.4% -1.00 1–2 (33%) 1–0 — +0.15
1984 1703 128.4 — — — — -13 — -69 47.7% -0.47 5–5 (50%) 4–3 (57%) 101.0 -0.69 1978 1643 112.7 — — — — -40 +62 — 50.0% +0.28 2–2 (50%) 1–1 — +2.01
1985 1678 113.6 — — — — -29 -65 -67 43.1% -0.61 5–3 (63%) 1–3 (25%) 100.7 +2.10 1979 1597 108.4 — — — — — +85 — 34.8% -1.39 1–4 (20%) 3–1 (75%) 97.3 +0.76
1986 1618 111.0 — — — — +10 — -24 38.5% -0.67 2–4 (33%) 0–3 (0%) 95.5 +1.60 1980 1669 123.7 — — — — -89 +52 — 57.9% +0.54 6–3 (67%) 2–0 — +0.94
1987 1594 117.2 — — — — +33 — — 35.7% -0.78 3–3 (50%) 0–1 — +0.29 1981 1646 112.6 — — — — -46 +77 — 36.4% -1.18 1–2 (33%) 1–1 — -0.15
1988 1542 116.2 — — — — +33 -43 — 30.8% -1.31 4–4 (50%) 0–2 — -0.55 1982 1607 97.5 — — — — — +38 — 0.0% -4.00 — — — -0.30
1989 1592 121.3 — — — — +35 -116 — 31.4% -1.65 5–2 (71%) 4–2 (67%) 107.3 -2.88 — — — — — — — — — — — — — — — —
1990 1611 125.3 — — — — +8 -85 — 43.9% -0.63 1–2 (33%) 0–2 — -0.44 — — — — — — — — — — — — — — — —
1991 1630 119.4 — — — — +17 — — 41.4% -0.31 1–2 (33%) 0–2 — -0.69 — — — — — — — — — — — — — — — —
1992 1560 101.4 — — — — -16 — — 23.8% -2.00 0–3 (0%) 0–2 — -0.39 — — — — — — — — — — — — — — — —
1993 1555 103.2 — — — — -22 — — 42.9% -0.71 0–1 1–0 — -0.16 — — — — — — — — — — — — — — — —
Career 1932 136.4 — — — — +26 -124 -154 43.9% -0.44 46–55 (46%) 19–34 (36%) 92.3 -2.67 Career 1717 127.3 — — — — -21 +24 -48 43.5% -0.39 22–22 (50%) 9–8 (53%) 103.4 +4.27

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.