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

Mareen Louie Harper vs Andrea Whitmore H2H: 1-0

Mareen Louie Harper holds a 1–0 lead over Andrea Whitmore in their WTA head-to-head. Across 1 main-draw meeting, Mareen Louie Harper leads 1–0 on carpet. Most recently, Mareen Louie Harper won the 1980 Tucson round of 32 6-3 2-6 6-2.

H2H
1 0
1 main-draw meetings

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
Mareen Louie Harper 6-3 2-6 6-2 Andrea Whitmore Match data Dec 18, 1980* R32 Tucson WTA 250 Carpet

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
Mareen Louie Harper 1,910 177 239 42.5% 0 0 0 0 2 2
Andrea Whitmore 1,506 6 19 24.0% 0 0 0 0 0 0

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.

Mareen Louie Harper Andrea Whitmore
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
1974 2–1 66.7% 1,523 0 0 1978 0–1 0.0% 1,484 0 0
1976 1–2 33.3% 1,521 0 0 1979 1–4 20.0% 1,476 0 0
1977 0–2 0.0% 1,519 0 0 1980 1–6 14.3% 1,456 0 0
1978 7–12 36.8% 1,588 0 0 1981 4–8 33.3% 1,478 0 0
1979 4–13 23.5% 1,568 0 0
1980 22–23 48.9% 1,714 0 0
1981 16–20 44.4% 1,743 0 0
1982 9–18 33.3% 1,654 0 0
1983 7–10 41.2% 1,671 0 0
1984 18–17 51.4% 1,733 0 1
1985 29–18 61.7% 1,776 0 2
1986 12–17 41.4% 1,679 0 2
1987 9–16 36.0% 1,623 0 2
1988 12–17 41.4% 1,613 0 2
1989 6–14 30.0% 1,576 0 2
1990 10–15 40.0% 1,590 0 2
1991 12–16 42.9% 1,614 0 2
1992 1–7 12.5% 1,545 0 2
1994 0–1 0.0% 1,536 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.

Mareen Louie Harper Andrea Whitmore
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 2 1 3 66.7% 1979 0 1 1 0.0% 1 2 3 33.3%
1976 0 1 1 0.0% 1 1 2 50.0% 1980 0 1 1 0.0% 0 1 1 0.0% 1 3 4 25.0% 0 1 1 0.0%
1977 0 1 1 0.0% 0 1 1 0.0% 1981 1 1 2 50.0% 0 2 2 0.0% 2 3 5 40.0% 0 1 1 0.0%
1978 4 5 9 44.4% 3 3 6 50.0% 0 4 4 0.0%
1979 2 6 8 25.0% 0 1 1 0.0% 0 1 1 0.0% 2 5 7 28.6%
1980 7 8 15 46.7% 3 2 5 60.0% 5 2 7 71.4% 7 11 18 38.9%
1981 5 7 12 41.7% 1 1 2 50.0% 1 2 3 33.3% 9 10 19 47.4%
1982 4 6 10 40.0% 2 1 3 66.7% 0 2 2 0.0% 3 9 12 25.0%
1983 5 5 10 50.0% 2 5 7 28.6%
1984 14 9 23 60.9% 0 1 1 0.0% 1 3 4 25.0% 3 4 7 42.9%
1985 18 9 27 66.7% 0 2 2 0.0% 2 2 4 50.0% 9 5 14 64.3%
1986 8 7 15 53.3% 1 2 3 33.3% 3 8 11 27.3%
1987 6 8 14 42.9% 0 2 2 0.0% 2 3 5 40.0% 1 3 4 25.0%
1988 8 11 19 42.1% 1 1 2 50.0% 0 2 2 0.0% 3 3 6 50.0%
1989 3 9 12 25.0% 2 3 5 40.0% 1 2 3 33.3%
1990 8 10 18 44.4% 0 2 2 0.0% 2 3 5 40.0%
1991 9 11 20 45.0% 1 2 3 33.3% 2 3 5 40.0%
1992 1 5 6 16.7% 0 2 2 0.0%
1994 0 1 1 0.0%
Career 104 118 222 46.8% 10 16 26 38.5% 16 27 43 37.2% 47 78 125 37.6% Career 1 3 4 25.0% 0 3 3 0.0% 4 8 12 33.3% 0 2 2 0.0%

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.

Mareen Louie Harper Andrea Whitmore
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 1524 102.4 +72 57.1% +0.29 1–0 1–0 +0.56 1978 1484 98.5 0.0% -2.00 +0.04
1976 1522 100.6 42.9% -0.57 0–1 +0.36 1979 1476 120.5 +98 27.3% -1.27 0–1 -0.05
1977 1520 116.3 0.0% -3.50 0–1 -0.35 1980 1457 95.8 +80 20.0% -2.13 0–1 -0.26
1978 1589 122.4 +31 -31 34.1% -1.25 5–1 (83%) 2–1 (67%) 108.1 -0.33 1981 1478 106.0 +75 +96 32.0% -1.24 1–2 (33%) 0–1 +0.46
1979 1568 121.3 +25 30.0% -1.90 2–4 (33%) 2–1 (67%) +0.42
1980 1714 128.5 -41 -153 -36 46.2% -0.59 12–4 (75%) 2–6 (25%) 107.6 +1.57
1981 1743 134.3 -2 -72 42.7% -0.51 7–5 (58%) 4–2 (67%) 105.0 -1.63
1982 1655 124.8 -27 -46 35.5% -1.06 4–4 (50%) 1–2 (33%) 99.6 -1.27
1983 1671 132.0 -14 42.9% -0.43 2–1 (67%) 1–2 (33%) 100.4 -0.99
1984 1733 127.5 +24 -94 48.8% -0.05 7–3 (70%) 2–3 (40%) 105.0 +0.67
1985 1777 143.7 +52 -157 58.5% +0.41 8–4 (67%) 5–5 (50%) 101.8 -0.01
1986 1680 121.2 +20 -65 39.1% -0.55 5–3 (63%) 2–5 (29%) 97.5 +1.39
1987 1624 119.5 +6 -17 38.6% -0.67 3–4 (43%) 1–1 +0.33
1988 1614 129.1 +11 43.3% -0.43 4–5 (44%) 5–4 (56%) 100.4 -0.29
1989 1576 117.3 -17 -21 32.0% -1.38 6–4 (60%) 6–1 (86%) 107.4 -1.33
1990 1590 128.4 +10 45.8% -0.14 2–7 (22%) 1–3 (25%) 94.5 +0.31
1991 1615 127.2 -4 -50 39.4% -0.53 8–4 (67%) 4–4 (50%) 105.2 +0.46
1992 1545 105.4 -7 25.0% -1.81 0–2 1–0 -0.11
1994 1537 103.8 0.0% -2.50 0–1 -0.17
Career 1911 135.2 +7 -78 -59 42.4% -0.57 76–56 (58%) 40–42 (49%) 107.5 -0.10 Career 1507 107.9 +75 +91 26.4% -1.53 1–4 (20%) 0–1 +0.76

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.