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

Billie Jean King vs Kathy Horvath H2H: 1-0

Billie Jean King holds a 1–0 lead over Kathy Horvath in their WTA head-to-head. Across 1 main-draw meeting, Billie Jean King leads 1–0 on carpet. Most recently, Billie Jean King won the 1983 Boston quarterfinal 6-4 6-3.

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

Billie Jean King
USA Age 82 Right-Handed 164 cm / 5'5"
H2H
1 – 0
1 main-draw meetings
Kathy Horvath
USA Age 61 Right-Handed 170 cm / 5'7"

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
Billie Jean King 6-4 6-3 Kathy Horvath Match data Mar 19, 1983* QF Boston WTA 250 Carpet

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
Billie Jean King #22 #2 — 2,437 684 160 81.0% 8 0 0 3 57 68
Kathy Horvath #283 #10 24 1,975 187 155 54.7% 0 0 0 0 7 7

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 Billie Jean King Kathy Horvath
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
13 — — — — — — — 1979 0–2 0.0% — 1,496 0 0
14 — — — — — — — 1980 6–7 46.2% — 1,563 0 0
15 — — — — — — — 1981 34–23 59.6% — 1,858 0 2
16 — — — — — — — 1982 15–17 46.9% — 1,775 0 2
17 — — — — — — — 1983 39–18 68.4% — 1,930 0 4
18 — — — — — — — 1984 25–19 56.8% #29 1,799 0 4
19 — — — — — — — 1985 23–16 59.0% #34 1,775 0 6
20 — — — — — — — 1986 16–15 51.6% #47 1,739 0 6
21 — — — — — — — 1987 18–15 54.5% #37 1,714 0 7
22 — — — — — — — 1988 9–15 37.5% #85 1,602 0 7
23 — — — — — — — 1989 2–8 20.0% #224 1,529 0 7
24 1968 40–5 88.9% — 1,865 1 1 — — — — — — —
25 1969 58–14 80.6% — 2,056 1 6 — — — — — — —
26 1970 47–11 81.0% — 2,180 1 11 — — — — — — —
27 1971 114–15 88.4% — 2,302 2 28 — — — — — — —
28 1972 89–15 85.6% — 2,378 5 39 — — — — — — —
29 1973 56–12 82.4% — 2,349 6 46 — — — — — — —
30 1974 54–8 87.1% — 2,326 7 52 — — — — — — —
31 1975 23–3 88.5% #4 2,391 8 54 — — — — — — —
32 1976 2–2 50.0% — 2,336 8 54 — — — — — — —
33 1977 46–6 88.5% #2 2,398 8 60 — — — — — — —
34 1978 28–12 70.0% #5 2,336 8 60 — — — — — — —
35 1979 36–13 73.5% #5 2,185 8 62 — — — — — — —
36 1980 39–15 72.2% #6 2,151 8 65 — — — — — — —
37 1981 4–5 44.4% — 2,043 8 65 — — — — — — —
38 1982 26–19 57.8% — 1,941 8 66 — — — — — — —
39 1983 22–5 81.5% — 2,057 8 68 — — — — — — —

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 Billie Jean King Kathy Horvath
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 — — — — — — — — — — — — — — — — 1979 1497 113.4 — — — — — — — 20.0% -2.20 0–1 0–1 — -0.25
14 — — — — — — — — — — — — — — — — 1980 1563 110.2 — — — — +45 -63 — 43.3% -0.37 3–1 (75%) 1–3 (25%) 102.0 -0.09
15 — — — — — — — — — — — — — — — — 1981 1859 146.5 — — — — -40 -79 — 56.3% +0.44 11–7 (61%) 7–5 (58%) 108.4 +0.14
16 — — — — — — — — — — — — — — — — 1982 1775 143.3 — — — — -40 +62 — 52.9% +0.46 1–7 (13%) 2–3 (40%) 92.6 -4.36
17 — — — — — — — — — — — — — — — — 1983 1931 149.2 — — — — -65 +55 — 63.7% +0.74 9–3 (75%) 11–6 (65%) 109.3 +1.14
18 — — — — — — — — — — — — — — — — 1984 1799 146.8 — — — — -83 +206 — 56.1% +0.43 5–5 (50%) 3–7 (30%) 94.7 +0.34
19 — — — — — — — — — — — — — — — — 1985 1776 138.0 — — — — -112 +220 — 55.8% +0.24 6–2 (75%) 5–2 (71%) 104.1 -0.67
20 — — — — — — — — — — — — — — — — 1986 1740 130.3 — — — — -73 +184 -140 48.6% -0.18 7–3 (70%) 3–3 (50%) 104.3 -1.58
21 — — — — — — — — — — — — — — — — 1987 1714 125.9 — — — — -43 +149 — 54.1% +0.18 6–4 (60%) 3–2 (60%) 101.2 +3.16
22 — — — — — — — — — — — — — — — — 1988 1603 116.3 — — — — +7 +113 — 41.5% -0.64 1–4 (20%) 2–2 (50%) 94.3 +0.35
23 — — — — — — — — — — — — — — — — 1989 1530 101.0 — — — — +17 — — 33.3% -1.38 0–3 (0%) 2–2 (50%) 95.4 +0.29
24 1968 1865 141.1 — — — — -83 -273 +141 87.2% +2.72 6–2 (75%) — — +1.76 — — — — — — — — — — — — — — — —
25 1969 2056 154.1 — — — — +176 -365 +42 75.5% +2.11 12–5 (71%) — — -3.94 — — — — — — — — — — — — — — — —
26 1970 2181 166.1 — — — — +139 -229 +41 75.0% +2.11 11–5 (69%) 0–1 — -9.32 — — — — — — — — — — — — — — — —
27 1971 2303 170.6 — — — — +240 -117 +9 84.6% +2.55 20–4 (83%) 16–4 (80%) 116.1 -6.69 — — — — — — — — — — — — — — — —
28 1972 2378 173.1 — — — — +144 -67 +84 82.1% +2.37 13–3 (81%) 8–7 (53%) 102.1 -8.73 — — — — — — — — — — — — — — — —
29 1973 2349 168.6 — — — — +152 -82 +159 82.7% +2.42 8–5 (62%) 9–5 (64%) 100.8 -4.79 — — — — — — — — — — — — — — — —
30 1974 2327 171.4 — — — — +153 -73 +194 81.8% +2.54 10–2 (83%) 3–2 (60%) 104.2 -3.91 — — — — — — — — — — — — — — — —
31 1975 2391 169.1 — — — — +33 — +109 85.7% +2.70 2–2 (50%) 2–0 — -2.95 — — — — — — — — — — — — — — — —
32 1976 2337 113.7 — — — — +67 — — 50.0% -0.13 — 1–0 — -0.15 — — — — — — — — — — — — — — — —
33 1977 2398 164.8 — — — — +140 -140 +131 76.9% +1.69 16–1 (94%) 5–0 (100%) 111.3 -3.92 — — — — — — — — — — — — — — — —
34 1978 2337 167.5 — — — — +44 — +160 73.7% +1.86 2–6 (25%) 3–1 (75%) 92.9 -4.22 — — — — — — — — — — — — — — — —
35 1979 2185 156.7 — — — — +75 — +139 71.4% +1.51 8–8 (50%) 9–4 (69%) 94.9 -3.21 — — — — — — — — — — — — — — — —
36 1980 2152 165.5 — — — — +100 +122 +192 69.4% +1.09 9–6 (60%) 11–4 (73%) 100.7 -3.21 — — — — — — — — — — — — — — — —
37 1981 2044 121.4 — — — — +105 — — 44.4% -0.67 — — — -0.51 — — — — — — — — — — — — — — — —
38 1982 1941 150.4 — — — — -6 +196 +304 56.2% +0.42 12–7 (63%) 7–5 (58%) 98.0 -2.64 — — — — — — — — — — — — — — — —
39 1983 2057 155.9 — — — — -43 — +231 79.3% +1.93 2–2 (50%) 0–2 — -1.11 — — — — — — — — — — — — — — — —
Career — 2437 170.4 — — — — +124 -123 +121 77.5% +2.03 131–58 (69%) 74–35 (68%) 111.2 -6.96 — 1976 144.0 — — — — -49 +106 -140 53.7% +0.21 49–40 (55%) 39–36 (52%) 103.2 -0.45

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.