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

Rika Hiraki vs Jennifer Santrock H2H: 1-0

Rika Hiraki holds a 1–0 lead over Jennifer Santrock in their WTA head-to-head. Across 1 main-draw meeting, Rika Hiraki leads 1–0 on hard courts. Most recently, Rika Hiraki won the 1993 Indian Wells Open round of 64 6-2 6-1.

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Rika Hiraki
JPN Age 54 Right-Handed 157 cm / 5'2"
H2H
1 – 0
1 main-draw meetings
Jennifer Santrock
USA Age 57 Left-Handed

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
Rika Hiraki #115 6-2 6-1 Jennifer Santrock #103 Match data Feb 22, 1993 R64 Indian Wells Open Tier II → modern equivalent WTA 500 Hard

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
Rika Hiraki #965 #72 325 1,589 48 93 34.0% 0 0 0 0 0 0
Jennifer Santrock #251 #103 11 1,515 20 46 30.3% 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 Rika Hiraki Jennifer Santrock
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
16 1988 0–2 0.0% #305 1,477 0 0 — — — — — — —
18 1990 0–2 0.0% #248 1,451 0 0 1987 0–2 0.0% #205 1,478 0 0
19 1991 8–8 50.0% #105 1,544 0 0 1988 4–5 44.4% #120 1,513 0 0
20 1992 8–15 34.8% #122 1,570 0 0 1989 2–7 22.2% #193 1,465 0 0
21 1993 8–18 30.8% #134 1,550 0 0 1990 3–9 25.0% #153 1,459 0 0
22 1994 2–8 20.0% #187 1,503 0 0 1991 2–4 33.3% #215 1,464 0 0
23 1995 4–7 36.4% #152 1,524 0 0 1992 4–9 30.8% #121 1,478 0 0
24 1996 6–12 33.3% #103 1,510 0 0 1993 5–10 33.3% #159 1,512 0 0
25 1997 9–16 36.0% #93 1,485 0 0 — — — — — — —
26 1998 3–4 42.9% #168 1,501 0 0 — — — — — — —
29 2001 0–1 0.0% #339 1,497 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 Rika Hiraki Jennifer Santrock
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 1988 — — — — — — — — — — — — 0 2 2 0.0% — — — — — — — — — — — — — — — — —
18 1990 0 1 1 0.0% — — — — — — — — 0 1 1 0.0% 1987 0 1 1 0.0% — — — — — — — — 0 1 1 0.0%
19 1991 8 6 14 57.1% 0 1 1 0.0% 0 1 1 0.0% — — — — 1988 4 4 8 50.0% — — — — 0 1 1 0.0% — — — —
20 1992 4 10 14 28.6% 0 1 1 0.0% 2 1 3 66.7% 2 3 5 40.0% 1989 1 5 6 16.7% — — — — 1 2 3 33.3% — — — —
21 1993 4 10 14 28.6% 0 1 1 0.0% 0 2 2 0.0% 4 5 9 44.4% 1990 2 4 6 33.3% 1 3 4 25.0% 0 2 2 0.0% — — — —
22 1994 2 6 8 25.0% — — — — — — — — 0 2 2 0.0% 1991 1 3 4 25.0% 1 1 2 50.0% — — — — — — — —
23 1995 1 4 5 20.0% — — — — 1 1 2 50.0% 2 2 4 50.0% 1992 2 3 5 40.0% 0 3 3 0.0% 1 2 3 33.3% 1 1 2 50.0%
24 1996 5 8 13 38.5% 0 1 1 0.0% 1 2 3 33.3% 0 1 1 0.0% 1993 4 5 9 44.4% 1 5 6 16.7% — — — — — — — —
25 1997 9 10 19 47.4% 0 2 2 0.0% 0 2 2 0.0% 0 2 2 0.0% — — — — — — — — — — — — — — — — —
26 1998 3 4 7 42.9% — — — — — — — — — — — — — — — — — — — — — — — — — — — — —
29 2001 — — — — 0 1 1 0.0% — — — — — — — — — — — — — — — — — — — — — — — — —
Career — 36 59 95 37.9% 0 7 7 0.0% 4 9 13 30.8% 8 18 26 30.8% — 14 25 39 35.9% 3 12 15 20.0% 2 7 9 22.2% 1 2 3 33.3%

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 Rika Hiraki Jennifer Santrock
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 1988 1477 92.5 — — — — — — — 0.0% -4.25 — 0–1 — +0.24 — — — — — — — — — — — — — — — —
18 1990 1451 94.5 — — — — — — — 0.0% -3.25 — 0–1 — +0.44 1987 1479 100.2 — — — — — — — 0.0% -2.25 — — — +0.24
19 1991 1545 126.7 — — — — +44 — — 48.6% 0.00 3–2 (60%) 1–4 (20%) 99.8 +0.95 1988 1513 113.0 — — — — +51 — — 42.1% 0.00 1–2 (33%) 0–2 — +1.04
20 1992 1571 120.5 — — — — -4 — +15 34.6% -0.92 4–2 (67%) 1–3 (25%) 102.2 +0.83 1989 1466 99.2 — — — — +43 — +57 22.2% -1.72 — 0–1 — +0.91
21 1993 1550 120.0 — — — — +13 — — 32.1% -1.05 2–2 (50%) 2–4 (33%) 98.9 -0.09 1990 1460 109.0 — — — — +49 +72 — 28.6% -1.71 2–2 (50%) 1–1 — -0.05
22 1994 1503 101.3 — — — — +8 — — 20.0% -2.50 0–2 — — -0.29 1991 1465 118.0 — — — — +32 — — 33.3% -1.00 — — — +0.20
23 1995 1525 113.7 — — — — -16 — — 41.7% -0.96 0–2 1–0 — -0.64 1992 1479 112.8 — — — — +55 +27 -21 32.1% -1.00 1–1 3–1 (75%) — +0.27
24 1996 1511 111.5 — — — — +3 — +70 36.8% -1.05 2–2 (50%) 1–1 — +0.55 1993 1512 118.0 — — — — +56 -27 — 33.3% -1.50 — 1–1 — +0.26
25 1997 1485 109.9 — — — — +51 — — 41.2% -0.62 8–10 (44%) 1–4 (20%) 98.1 +1.58 — — — — — — — — — — — — — — — —
26 1998 1501 113.1 — — — — +42 — — 50.0% -0.25 0–2 1–0 — +0.59 — — — — — — — — — — — — — — — —
29 2001 1497 97.7 — — — — — — — 0.0% -4.50 — — — -0.17 — — — — — — — — — — — — — — — —
Career — 1589 119.5 — — — — +19 — +43 36.8% -0.95 19–24 (44%) 8–18 (31%) 94.7 +2.83 — 1515 117.0 — — — — +49 +16 +18 30.9% -1.24 4–5 (44%) 5–6 (45%) 99.7 +4.35

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.