H2H data updated: 2026-07-20 14:15 UTC

Rosie Casals vs Billie Jean King H2H: 6-34

Billie Jean King holds a 34–6 lead over Rosie Casals in their WTA head-to-head. Across 40 main-draw meetings, Billie Jean King leads 15–2 on carpet and 11–1 on grass. Most recently, Billie Jean King won the 1983 Wimbledon third round 6-3 6-4.

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Rosie Casals
USA Age 77 Right-Handed 159 cm / 5'3"
H2H
6 – 34
40 main draw meetings
Billie Jean King
Age 82 Right-Handed 164 cm / 5'5"

H2H Match Log

DateTournamentCategoryRoundSurfaceWinnerScoreLoserMatch
Jun 26, 1983* Wimbledon Grand Slam R32 Grass Billie Jean King 6-3 6-4 Rosie Casals Match data
Sep 11, 1980* Tokyo Sillook WTA 250 R32 Hard Billie Jean King 6-3 7-6 Rosie Casals Match data
Mar 26, 1978 Virginia Slims Championships WTA Finals RR Carpet Rosie Casals (w/o) Billie Jean King Match data
Oct 15, 1977* Phoenix WTA 250 QF Hard Billie Jean King 4-6 6-4 6-3 Rosie Casals Match data
Sep 7, 1974* US Open Grand Slam QF Grass Billie Jean King 6-1 7-6 Rosie Casals Match data
Mar 30, 1974* New York WTA 250 SF Carpet Billie Jean King 6-3 5-7 6-3 Rosie Casals Match data
Feb 26, 1974* Detroit WTA 250 F Carpet Billie Jean King 6-1 6-1 Rosie Casals Match data
Jan 28, 1974 Washington WTA 250 SF Carpet Billie Jean King 5-7 6-2 6-0 Rosie Casals Match data
Sep 22, 1973* Houston WTA 250 SF Hard Rosie Casals 7-6(4) 6-1 Billie Jean King Match data
Jun 16, 1973* Nottingham WTA 250 SF Grass Billie Jean King 6-4 6-3 Rosie Casals Match data
May 14, 1973* Tokyo Sillook WTA 250 SF Carpet Billie Jean King 6-3 7-6(2) Rosie Casals Match data
May 6, 1973* Hilton Head WTA 250 SF Clay Rosie Casals 7-5 6-4 Billie Jean King Match data
Mar 1, 1973 Detroit WTA 250 BR Carpet Billie Jean King 8-4 Rosie Casals Match data
Feb 28, 1973* Indianapolis WTA 250 F Carpet Billie Jean King 5-7 6-2 6-4 Rosie Casals Match data
Oct 2, 1972* Phoenix WTA 250 SF Hard Billie Jean King 6-3 7-6(0) Rosie Casals Match data
Sep 17, 1972* Charlotte WTA 250 SF Clay Billie Jean King 6-2 6-3 Rosie Casals Match data
Jul 9, 1972* Wimbledon Grand Slam SF Grass Billie Jean King 6-2 6-4 Rosie Casals Match data
Jun 17, 1972* Bristol WTA 250 SF Grass Billie Jean King 6-3 6-2 Rosie Casals Match data
Jun 5, 1972 Nottingham Round Robin WTA 250 RR Grass Billie Jean King 6-7(4) 6-4 7-5 Rosie Casals Match data
Oct 31, 1971* Wembley WTA 250 SF Carpet Billie Jean King 6-1 6-2 Rosie Casals Match data
Oct 4, 1971* Phoenix WTA 250 F Hard Billie Jean King 7-5 6-1 Rosie Casals Match data
Sep 26, 1971* Los Angeles WTA 500 F Hard Rosie Casals 6-6(2-0) DEF Billie Jean King Match data
Sep 20, 1971* Louisville WTA 250 F Clay Billie Jean King 6-1 4-6 6-3 Rosie Casals Match data
Sep 14, 1971* US Open Grand Slam F Grass Billie Jean King 6-4 7-6 Rosie Casals Match data
Aug 24, 1971 Newport WTA 250 BR Grass Billie Jean King (w/o) Rosie Casals Match data
Jul 19, 1971* West Kirby WTA 250 F Grass Billie Jean King 6-3 6-3 Rosie Casals Match data
Apr 28, 1971* San Diego WTA 500 F Hard Billie Jean King 4-6 7-5 6-1 Rosie Casals Match data
Mar 30, 1971* New York WTA 250 F Carpet Rosie Casals 6-4 6-4 Billie Jean King Match data
Mar 24, 1971* Rochester WTA 250 F Carpet Billie Jean King 3-6 6-1 6-2 Rosie Casals Match data
Mar 4, 1971* Boston WTA 250 F Carpet Billie Jean King 4-6 6-2 6-3 Rosie Casals Match data
Feb 4, 1971* Oklahoma City WTA 250 F Carpet Billie Jean King 1-6 7-6(2) 6-4 Rosie Casals Match data
Jan 27, 1971* Milwaukee WTA 250 F Carpet Billie Jean King 6-3 6-2 Rosie Casals Match data
Jan 20, 1971* Long Beach WTA 250 F Carpet Billie Jean King 6-1 6-2 Rosie Casals Match data
Jan 12, 1971* San Francisco WTA 250 F Carpet Billie Jean King 6-3 6-4 Rosie Casals Match data
Mar 27, 1970* Johannesburg WTA 250 SF Hard Billie Jean King 6-3 6-2 Rosie Casals Match data
Feb 17, 1970* Dallas WTA 250 R16 Carpet Billie Jean King 6-0 6-4 Rosie Casals Match data
Jul 12, 1969* Dublin WTA 250 SF Grass Billie Jean King 4-6 6-3 6-2 Rosie Casals Match data
Jul 6, 1969* Wimbledon Grand Slam SF Grass Billie Jean King 6-1 6-0 Rosie Casals Match data
Jan 18, 1969* Sydney WTA 500 SF Grass Rosie Casals 6-3 5-7 7-5 Billie Jean King Match data
Feb 26, 1968* Boston WTA 250 F Carpet Billie Jean King 6-3 9-7 Rosie Casals Match data

* Estimated match date where the exact historical date is unavailable.

Career Comparison

Player Current Peak Pts Elo W L Win % GS 1000 Finals 500 250 Titles
Rosie Casals #207 #55 — 2,203 594 322 64.8% 0 1 0 2 9 12
Billie Jean King #22 #13 — 2,402 684 160 81.0% 9 1 0 3 59 72

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 Rosie Casals Billie Jean King
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
19 1968 36–14 72.0% — 1,760 0 1 — — — — — — —
20 1969 42–19 68.9% — 1,874 0 1 — — — — — — —
21 1970 52–21 71.2% — 2,035 0 4 — — — — — — —
22 1971 92–31 74.8% — 2,162 0 7 — — — — — — —
23 1972 64–26 71.1% — 2,098 0 10 — — — — — — —
24 1973 81–28 74.3% — 2,122 0 12 1968 40–5 88.9% — 1,823 2 6
25 1974 43–16 72.9% — 2,127 0 12 1969 58–14 80.6% — 2,043 2 11
26 1975 20–14 58.8% — 1,995 0 12 1970 47–11 81.0% — 2,172 2 16
27 1976 39–17 69.6% — 2,122 0 12 1971 114–15 88.4% — 2,293 3 33
28 1977 41–20 67.2% — 2,044 0 12 1972 89–15 85.6% — 2,341 6 43
29 1978 24–15 61.5% — 2,019 0 12 1973 56–12 82.4% — 2,294 7 50
30 1979 19–26 42.2% — 1,824 0 12 1974 54–8 87.1% — 2,300 8 56
31 1980 14–25 35.9% — 1,676 0 12 1975 23–3 88.5% — 2,370 9 58
32 1981 12–14 46.2% — 1,692 0 12 1976 2–2 50.0% — 2,316 9 58
33 1982 4–8 33.3% — 1,670 0 12 1977 46–6 88.5% — 2,386 9 64
34 1983 9–12 42.9% — 1,662 0 12 1978 28–12 70.0% — 2,301 9 64
35 1984 1–4 20.0% #172 1,610 0 12 1979 36–13 73.5% — 2,164 9 66
36 1985 1–4 20.0% — 1,574 0 12 1980 39–15 72.2% — 2,122 9 69
37 1986 0–2 0.0% #207 1,548 0 12 1981 4–5 44.4% — 2,019 9 69
38 — — — — — — — 1982 26–19 57.8% — 1,932 9 70
39 1988 0–2 0.0% — 1,523 0 12 1983 22–5 81.5% — 2,052 9 72
40 1989 0–2 0.0% — 1,500 0 12 — — — — — — —
41 1990 0–1 0.0% — 1,491 0 12 — — — — — — —
42 1991 0–1 0.0% — 1,476 0 12 — — — — — — —