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

Michelle Jaggard Lai vs Petra Thoren H2H: 2-0

Michelle Jaggard Lai holds a 2–0 lead over Petra Thoren in their WTA head-to-head. Across 2 main-draw meetings, Michelle Jaggard Lai leads 2–0 on hard courts. Most recently, Michelle Jaggard Lai won the 1993 Tokyo Japan Open round of 32 6-1 6-3.

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Michelle Jaggard Lai
AUS Age 57 163 cm / 5'4"
H2H
2 – 0
2 main-draw meetings
Petra Thoren
FIN Age 57

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
Michelle Jaggard Lai 6-1 6-3 Petra Thoren #139 Match data Apr 8, 1993* R32 Tokyo Japan Open Tier III → modern equivalent WTA 250 Hard
Michelle Jaggard Lai 6-2 7-5 Petra Thoren #168 Match data Feb 1, 1990* R32 ASB Classic Tier V → modern equivalent WTA 250 Hard

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
Petra Thoren #713 #73 15 1,628 31 63 33.0% 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.

Age Michelle Jaggard Lai Petra Thoren
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
16 1985 0–4 0.0% — 1,459 0 0 — — — — — — —
17 1986 0–2 0.0% — 1,442 0 0 — — — — — — —
18 1987 8–10 44.4% — 1,510 0 0 — — — — — — —
19 1988 9–16 36.0% — 1,515 0 0 1989 2–3 40.0% #166 1,498 0 0
20 1989 9–16 36.0% — 1,499 0 0 1990 3–11 21.4% #183 1,442 0 0
21 1990 6–12 33.3% — 1,505 0 0 1991 11–15 42.3% #96 1,545 0 0
22 1991 3–6 33.3% — 1,524 0 0 1992 12–20 37.5% #103 1,524 0 0
23 1992 3–4 42.9% — 1,555 0 0 1993 3–11 21.4% #177 1,488 0 0
24 1993 14–19 42.4% — 1,576 0 0 1994 0–1 0.0% #248 1,482 0 0
25 1994 9–16 36.0% — 1,559 0 0 1995 0–2 0.0% #211 1,461 0 0

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 Petra Thoren
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 %
16 1985 — — — — 0 1 1 0.0% 0 2 2 0.0% — — — — — — — — — — — — — — — — — — — — —
17 1986 0 1 1 0.0% 0 1 1 0.0% — — — — — — — — — — — — — — — — — — — — — — — — —
18 1987 7 4 11 63.6% 0 1 1 0.0% 1 4 5 20.0% 0 1 1 0.0% — — — — — — — — — — — — — — — — —
19 1988 8 10 18 44.4% 0 1 1 0.0% 1 5 6 16.7% — — — — 1989 2 2 4 50.0% 0 1 1 0.0% — — — — — — — —
20 1989 6 9 15 40.0% 1 3 4 25.0% 2 3 5 40.0% 0 1 1 0.0% 1990 1 5 6 16.7% 2 4 6 33.3% — — — — 0 2 2 0.0%
21 1990 5 7 12 41.7% 1 3 4 25.0% 0 1 1 0.0% 0 1 1 0.0% 1991 4 8 12 33.3% 6 5 11 54.5% — — — — 1 2 3 33.3%
22 1991 1 2 3 33.3% 0 2 2 0.0% 1 1 2 50.0% 1 1 2 50.0% 1992 8 10 18 44.4% 3 7 10 30.0% 1 1 2 50.0% 0 2 2 0.0%
23 1992 1 3 4 25.0% — — — — 2 1 3 66.7% — — — — 1993 2 7 9 22.2% 1 3 4 25.0% — — — — 0 1 1 0.0%
24 1993 13 12 25 52.0% 0 1 1 0.0% 1 3 4 25.0% 0 3 3 0.0% 1994 0 1 1 0.0% — — — — — — — — — — — —
25 1994 8 12 20 40.0% 0 2 2 0.0% 1 1 2 50.0% 0 1 1 0.0% 1995 — — — — 0 2 2 0.0% — — — — — — — —
Career — 49 60 109 45.0% 2 15 17 11.8% 9 21 30 30.0% 1 8 9 11.1% — 17 33 50 34.0% 12 22 34 35.3% 1 1 2 50.0% 1 7 8 12.5%

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 Petra Thoren
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
16 1985 1459 99.1 — — — — — — — 11.1% -2.89 0–1 1–0 — -0.14 — — — — — — — — — — — — — — — —
17 1986 1442 96.6 — — — — — — — 20.0% -2.60 0–1 1–1 — +0.04 — — — — — — — — — — — — — — — —
18 1987 1511 110.2 — — — — +92 — +3 43.6% -0.13 2–3 (40%) 1–4 (20%) 96.5 +1.25 — — — — — — — — — — — — — — — —
19 1988 1515 101.4 — — — — +48 — -67 36.4% -0.91 3–2 (60%) 2–0 — +1.65 1989 1498 101.6 — — — — +57 — — 38.5% -0.39 2–1 (67%) 0–1 — +0.63
20 1989 1499 106.6 — — — — +14 -24 -14 37.9% -0.86 4–4 (50%) 1–0 — +2.26 1990 1443 104.7 — — — — +47 +62 — 25.8% -1.90 1–2 (33%) 2–0 — +0.61
21 1990 1505 109.2 — — — — +20 -35 — 27.8% -1.64 2–0 — — -0.23 1991 1546 125.6 — — — — -38 +48 — 46.8% -0.16 3–7 (30%) 0–6 (0%) 93.6 +0.54
22 1991 1525 117.5 — — — — -2 — — 36.8% -1.00 0–1 2–0 — -0.56 1992 1525 114.2 — — — — +2 +14 — 42.1% -0.64 4–8 (33%) 4–3 (57%) 97.0 +0.62
23 1992 1555 114.2 — — — — -33 — -14 37.5% -1.06 2–0 — — -0.27 1993 1488 111.5 — — — — -3 +36 — 26.7% -1.57 0–2 2–2 (50%) — -0.51
24 1993 1577 130.3 — — — — +19 — -2 42.3% -0.40 7–5 (58%) 6–4 (60%) 105.2 -0.76 1994 1483 102.2 — — — — — — — 0.0% -3.50 — — — -0.18
25 1994 1559 117.1 — — — — +19 — — 40.4% -0.60 2–5 (29%) 3–2 (60%) 98.9 -0.39 1995 1461 96.7 — — — — — — — 20.0% -2.80 0–1 — — +0.09
Career — 1639 117.7 — — — — +28 -30 -22 37.6% -0.82 22–22 (50%) 17–11 (61%) 107.4 +1.72 — 1628 116.8 — — — — +1 +38 — 37.9% -0.87 10–21 (32%) 8–12 (40%) 93.3 +1.91

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.