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

Michelle Jaggard Lai vs Mareen Louie Harper H2H: 1-0

Michelle Jaggard Lai holds a 1–0 lead over Mareen Louie Harper in their WTA head-to-head. Across 1 main-draw meeting, Michelle Jaggard Lai leads 1–0 on grass. Most recently, Michelle Jaggard Lai won the 1989 Newport round of 16 6-3 6-4.

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Michelle Jaggard Lai
AUS Age 57 163 cm / 5'4"
H2H
1 – 0
1 main-draw meetings
Mareen Louie Harper
USA Age 66

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
Michelle Jaggard Lai 6-3 6-4 Mareen Louie Harper Match data Jul 21, 1989* R16 Newport WTA 250 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
Michelle Jaggard Lai — — — 1,639 61 105 36.7% 0 0 0 0 0 0
Mareen Louie Harper — — — 1,910 177 239 42.5% 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.

Age Michelle Jaggard Lai Mareen Louie Harper
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
13 — — — — — — — 1974 2–1 66.7% — 1,523 0 0
15 — — — — — — — 1976 1–2 33.3% — 1,521 0 0
16 1985 0–4 0.0% — 1,459 0 0 1977 0–2 0.0% — 1,519 0 0
17 1986 0–2 0.0% — 1,442 0 0 1978 7–12 36.8% — 1,588 0 0
18 1987 8–10 44.4% — 1,510 0 0 1979 4–13 23.5% — 1,568 0 0
19 1988 9–16 36.0% — 1,515 0 0 1980 22–23 48.9% — 1,714 0 0
20 1989 9–16 36.0% — 1,499 0 0 1981 16–20 44.4% — 1,743 0 0
21 1990 6–12 33.3% — 1,505 0 0 1982 9–18 33.3% — 1,654 0 0
22 1991 3–6 33.3% — 1,524 0 0 1983 7–10 41.2% — 1,671 0 0
23 1992 3–4 42.9% — 1,555 0 0 1984 18–17 51.4% — 1,733 0 1
24 1993 14–19 42.4% — 1,576 0 0 1985 29–18 61.7% — 1,776 0 2
25 1994 9–16 36.0% — 1,559 0 0 1986 12–17 41.4% — 1,679 0 2
26 — — — — — — — 1987 9–16 36.0% — 1,623 0 2
27 — — — — — — — 1988 12–17 41.4% — 1,613 0 2
28 — — — — — — — 1989 6–14 30.0% — 1,576 0 2
29 — — — — — — — 1990 10–15 40.0% — 1,590 0 2
30 — — — — — — — 1991 12–16 42.9% — 1,614 0 2
31 — — — — — — — 1992 1–7 12.5% — 1,545 0 2
33 — — — — — — — 1994 0–1 0.0% — 1,536 0 2

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 Michelle Jaggard Lai Mareen Louie Harper
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 %
13 — — — — — — — — — — — — — — — — — 1974 2 1 3 66.7% — — — — — — — — — — — —
15 — — — — — — — — — — — — — — — — — 1976 — — — — 0 1 1 0.0% 1 1 2 50.0% — — — —
16 1985 — — — — 0 1 1 0.0% 0 2 2 0.0% — — — — 1977 — — — — 0 1 1 0.0% — — — — 0 1 1 0.0%
17 1986 0 1 1 0.0% 0 1 1 0.0% — — — — — — — — 1978 4 5 9 44.4% 3 3 6 50.0% — — — — 0 4 4 0.0%
18 1987 7 4 11 63.6% 0 1 1 0.0% 1 4 5 20.0% 0 1 1 0.0% 1979 2 6 8 25.0% 0 1 1 0.0% 0 1 1 0.0% 2 5 7 28.6%
19 1988 8 10 18 44.4% 0 1 1 0.0% 1 5 6 16.7% — — — — 1980 7 8 15 46.7% 3 2 5 60.0% 5 2 7 71.4% 7 11 18 38.9%
20 1989 6 9 15 40.0% 1 3 4 25.0% 2 3 5 40.0% 0 1 1 0.0% 1981 5 7 12 41.7% 1 1 2 50.0% 1 2 3 33.3% 9 10 19 47.4%
21 1990 5 7 12 41.7% 1 3 4 25.0% 0 1 1 0.0% 0 1 1 0.0% 1982 4 6 10 40.0% 2 1 3 66.7% 0 2 2 0.0% 3 9 12 25.0%
22 1991 1 2 3 33.3% 0 2 2 0.0% 1 1 2 50.0% 1 1 2 50.0% 1983 5 5 10 50.0% — — — — — — — — 2 5 7 28.6%
23 1992 1 3 4 25.0% — — — — 2 1 3 66.7% — — — — 1984 14 9 23 60.9% 0 1 1 0.0% 1 3 4 25.0% 3 4 7 42.9%
24 1993 13 12 25 52.0% 0 1 1 0.0% 1 3 4 25.0% 0 3 3 0.0% 1985 18 9 27 66.7% 0 2 2 0.0% 2 2 4 50.0% 9 5 14 64.3%
25 1994 8 12 20 40.0% 0 2 2 0.0% 1 1 2 50.0% 0 1 1 0.0% 1986 8 7 15 53.3% — — — — 1 2 3 33.3% 3 8 11 27.3%
26 — — — — — — — — — — — — — — — — — 1987 6 8 14 42.9% 0 2 2 0.0% 2 3 5 40.0% 1 3 4 25.0%
27 — — — — — — — — — — — — — — — — — 1988 8 11 19 42.1% 1 1 2 50.0% 0 2 2 0.0% 3 3 6 50.0%
28 — — — — — — — — — — — — — — — — — 1989 3 9 12 25.0% — — — — 2 3 5 40.0% 1 2 3 33.3%
29 — — — — — — — — — — — — — — — — — 1990 8 10 18 44.4% — — — — 0 2 2 0.0% 2 3 5 40.0%
30 — — — — — — — — — — — — — — — — — 1991 9 11 20 45.0% — — — — 1 2 3 33.3% 2 3 5 40.0%
31 — — — — — — — — — — — — — — — — — 1992 1 5 6 16.7% — — — — — — — — 0 2 2 0.0%
33 — — — — — — — — — — — — — — — — — 1994 0 1 1 0.0% — — — — — — — — — — — —
Career — 49 60 109 45.0% 2 15 17 11.8% 9 21 30 30.0% 1 8 9 11.1% — 104 118 222 46.8% 10 16 26 38.5% 16 27 43 37.2% 47 78 125 37.6%

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 Michelle Jaggard Lai Mareen Louie Harper
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
13 — — — — — — — — — — — — — — — — 1974 1524 102.4 — — — — +72 — — 57.1% +0.29 1–0 1–0 — +0.56
15 — — — — — — — — — — — — — — — — 1976 1522 100.6 — — — — — — — 42.9% -0.57 0–1 — — +0.36
16 1985 1459 99.1 — — — — — — — 11.1% -2.89 0–1 1–0 — -0.14 1977 1520 116.3 — — — — — — — 0.0% -3.50 — 0–1 — -0.35
17 1986 1442 96.6 — — — — — — — 20.0% -2.60 0–1 1–1 — +0.04 1978 1589 122.4 — — — — +31 -31 — 34.1% -1.25 5–1 (83%) 2–1 (67%) 108.1 -0.33
18 1987 1511 110.2 — — — — +92 — +3 43.6% -0.13 2–3 (40%) 1–4 (20%) 96.5 +1.25 1979 1568 121.3 — — — — +25 — — 30.0% -1.90 2–4 (33%) 2–1 (67%) — +0.42
19 1988 1515 101.4 — — — — +48 — -67 36.4% -0.91 3–2 (60%) 2–0 — +1.65 1980 1714 128.5 — — — — -41 -153 -36 46.2% -0.59 12–4 (75%) 2–6 (25%) 107.6 +1.57
20 1989 1499 106.6 — — — — +14 -24 -14 37.9% -0.86 4–4 (50%) 1–0 — +2.26 1981 1743 134.3 — — — — -2 — -72 42.7% -0.51 7–5 (58%) 4–2 (67%) 105.0 -1.63
21 1990 1505 109.2 — — — — +20 -35 — 27.8% -1.64 2–0 — — -0.23 1982 1655 124.8 — — — — -27 -46 — 35.5% -1.06 4–4 (50%) 1–2 (33%) 99.6 -1.27
22 1991 1525 117.5 — — — — -2 — — 36.8% -1.00 0–1 2–0 — -0.56 1983 1671 132.0 — — — — -14 — — 42.9% -0.43 2–1 (67%) 1–2 (33%) 100.4 -0.99
23 1992 1555 114.2 — — — — -33 — -14 37.5% -1.06 2–0 — — -0.27 1984 1733 127.5 — — — — +24 — -94 48.8% -0.05 7–3 (70%) 2–3 (40%) 105.0 +0.67
24 1993 1577 130.3 — — — — +19 — -2 42.3% -0.40 7–5 (58%) 6–4 (60%) 105.2 -0.76 1985 1777 143.7 — — — — +52 — -157 58.5% +0.41 8–4 (67%) 5–5 (50%) 101.8 -0.01
25 1994 1559 117.1 — — — — +19 — — 40.4% -0.60 2–5 (29%) 3–2 (60%) 98.9 -0.39 1986 1680 121.2 — — — — +20 — -65 39.1% -0.55 5–3 (63%) 2–5 (29%) 97.5 +1.39
26 — — — — — — — — — — — — — — — — 1987 1624 119.5 — — — — +6 — -17 38.6% -0.67 3–4 (43%) 1–1 — +0.33
27 — — — — — — — — — — — — — — — — 1988 1614 129.1 — — — — +11 — — 43.3% -0.43 4–5 (44%) 5–4 (56%) 100.4 -0.29
28 — — — — — — — — — — — — — — — — 1989 1576 117.3 — — — — -17 — -21 32.0% -1.38 6–4 (60%) 6–1 (86%) 107.4 -1.33
29 — — — — — — — — — — — — — — — — 1990 1590 128.4 — — — — +10 — — 45.8% -0.14 2–7 (22%) 1–3 (25%) 94.5 +0.31
30 — — — — — — — — — — — — — — — — 1991 1615 127.2 — — — — -4 — -50 39.4% -0.53 8–4 (67%) 4–4 (50%) 105.2 +0.46
31 — — — — — — — — — — — — — — — — 1992 1545 105.4 — — — — -7 — — 25.0% -1.81 0–2 1–0 — -0.11
33 — — — — — — — — — — — — — — — — 1994 1537 103.8 — — — — — — — 0.0% -2.50 — 0–1 — -0.17
Career — 1639 117.7 — — — — +28 -30 -22 37.6% -0.82 22–22 (50%) 17–11 (61%) 107.4 +1.72 — 1911 135.2 — — — — +7 -78 -59 42.4% -0.57 76–56 (58%) 40–42 (49%) 107.5 -0.10

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.