H2H data updated: 2026-09-14 00:00 UTC

Yukie Koizumi vs Michelle Jaggard Lai H2H: 0-1

Michelle Jaggard Lai holds a 1–0 lead over Yukie Koizumi in their WTA head-to-head. Across 1 main-draw meeting, Michelle Jaggard Lai leads 1–0 on hard courts. Most recently, Michelle Jaggard Lai won the 1988 Wellington round of 64 6-1 6-4.

Want to explore more matchups? Advanced rivalry search lets you browse current and historical rivalries, unbeaten records, or every matchup for a player.

Yukie Koizumi
JPN Age 68
H2H
0 – 1
1 main-draw meetings
Michelle Jaggard Lai
AUS Age 57 163 cm / 5'4"

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
Michelle Jaggard Lai 6-1 6-4 Yukie Koizumi Match data Feb 3, 1988* R64 Wellington 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
Yukie Koizumi — — — 1,503 10 22 31.2% 0 0 0 0 0 0
Michelle Jaggard Lai — — — 1,639 61 105 36.7% 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 Yukie Koizumi Michelle Jaggard Lai
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
20 — — — — — — — 1989 9–16 36.0% — 1,499 0 0
21 — — — — — — — 1990 6–12 33.3% — 1,505 0 0
22 1980 0–1 0.0% — 1,487 0 0 1991 3–6 33.3% — 1,524 0 0
23 — — — — — — — 1992 3–4 42.9% — 1,555 0 0
24 — — — — — — — 1993 14–19 42.4% — 1,576 0 0
25 — — — — — — — 1994 9–16 36.0% — 1,559 0 0
27 1985 0–1 0.0% — 1,473 0 0 — — — — — — —
29 1987 3–4 42.9% — 1,480 0 0 — — — — — — —
30 1988 3–5 37.5% — 1,473 0 0 — — — — — — —
31 1989 2–6 25.0% — 1,447 0 0 — — — — — — —
32 1990 2–4 33.3% — 1,440 0 0 — — — — — — —
33 1991 0–1 0.0% — 1,434 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 Yukie Koizumi Michelle Jaggard Lai
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% — — — —
20 — — — — — — — — — — — — — — — — — 1989 6 9 15 40.0% 1 3 4 25.0% 2 3 5 40.0% 0 1 1 0.0%
21 — — — — — — — — — — — — — — — — — 1990 5 7 12 41.7% 1 3 4 25.0% 0 1 1 0.0% 0 1 1 0.0%
22 1980 0 1 1 0.0% — — — — — — — — — — — — 1991 1 2 3 33.3% 0 2 2 0.0% 1 1 2 50.0% 1 1 2 50.0%
23 — — — — — — — — — — — — — — — — — 1992 1 3 4 25.0% — — — — 2 1 3 66.7% — — — —
24 — — — — — — — — — — — — — — — — — 1993 13 12 25 52.0% 0 1 1 0.0% 1 3 4 25.0% 0 3 3 0.0%
25 — — — — — — — — — — — — — — — — — 1994 8 12 20 40.0% 0 2 2 0.0% 1 1 2 50.0% 0 1 1 0.0%
27 1985 0 1 1 0.0% — — — — — — — — — — — — — — — — — — — — — — — — — — — — —
29 1987 1 1 2 50.0% 0 1 1 0.0% 1 1 2 50.0% 1 1 2 50.0% — — — — — — — — — — — — — — — — —
30 1988 2 4 6 33.3% — — — — — — — — 1 1 2 50.0% — — — — — — — — — — — — — — — — —
31 1989 2 6 8 25.0% — — — — — — — — — — — — — — — — — — — — — — — — — — — — —
32 1990 2 4 6 33.3% — — — — — — — — — — — — — — — — — — — — — — — — — — — — —
33 1991 — — — — — — — — — — — — 0 1 1 0.0% — — — — — — — — — — — — — — — — —
Career — 7 17 24 29.2% 0 1 1 0.0% 1 1 2 50.0% 2 3 5 40.0% — 49 60 109 45.0% 2 15 17 11.8% 9 21 30 30.0% 1 8 9 11.1%

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 Yukie Koizumi Michelle Jaggard Lai
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
20 — — — — — — — — — — — — — — — — 1989 1499 106.6 — — — — +14 -24 -14 37.9% -0.86 4–4 (50%) 1–0 — +2.26
21 — — — — — — — — — — — — — — — — 1990 1505 109.2 — — — — +20 -35 — 27.8% -1.64 2–0 — — -0.23
22 1980 1487 97.4 — — — — — — — 33.3% -0.67 0–1 — — +0.06 1991 1525 117.5 — — — — -2 — — 36.8% -1.00 0–1 2–0 — -0.56
23 — — — — — — — — — — — — — — — — 1992 1555 114.2 — — — — -33 — -14 37.5% -1.06 2–0 — — -0.27
24 — — — — — — — — — — — — — — — — 1993 1577 130.3 — — — — +19 — -2 42.3% -0.40 7–5 (58%) 6–4 (60%) 105.2 -0.76
25 — — — — — — — — — — — — — — — — 1994 1559 117.1 — — — — +19 — — 40.4% -0.60 2–5 (29%) 3–2 (60%) 98.9 -0.39
27 1985 1473 98.8 — — — — — — — 33.3% -0.67 0–1 — — +0.19 — — — — — — — — — — — — — — — —
29 1987 1481 106.2 — — — — +53 — — 40.0% -0.07 1–0 0–2 — +1.04 — — — — — — — — — — — — — — — —
30 1988 1474 93.5 — — — — +18 — — 38.9% -1.11 1–1 1–2 (33%) — +0.84 — — — — — — — — — — — — — — — —
31 1989 1447 100.6 — — — — +12 — — 26.3% -1.00 2–1 (67%) — — +0.71 — — — — — — — — — — — — — — — —
32 1990 1441 88.9 — — — — +16 — — 28.6% -2.00 2–0 0–1 — +0.81 — — — — — — — — — — — — — — — —
33 1991 1435 102.4 — — — — — — — 0.0% -3.00 — — — +0.10 — — — — — — — — — — — — — — — —
Career — 1503 96.3 — — — — +21 — — 32.4% -1.05 6–4 (60%) 1–5 (17%) 100.2 +11.72 — 1639 117.7 — — — — +28 -30 -22 37.6% -0.82 22–22 (50%) 17–11 (61%) 107.4 +1.72

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.