H2H data updated: 2026-09-12 00:00 UTC

Kym Ruddell vs Patricia Bostrom H2H: 1-0

Kym Ruddell holds a 1–0 lead over Patricia Bostrom in their WTA head-to-head. Across 1 main-draw meeting, Kym Ruddell leads 1–0 on grass. Most recently, Kym Ruddell won the 1977 Sydney International round of 32 7-6 7-6.

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Kym Ruddell
AUS Age 71
H2H
1 – 0
1 main-draw meetings
Patricia Bostrom
USA Age 74

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
Kym Ruddell 7-6 7-6 Patricia Bostrom Match data Dec 15, 1977* R32 Sydney International WTA 500 Grass

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
Kym Ruddell — — — 1,648 39 47 45.3% 0 0 0 0 1 1
Patricia Bostrom — — — 1,674 57 88 39.3% 0 0 0 0 1 1

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 Kym Ruddell Patricia Bostrom
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
17 — — — — — — — 1969 1–1 50.0% — 1,502 0 0
18 1974 1–2 33.3% — 1,487 0 0 1970 1–4 20.0% — 1,483 0 0
19 1975 7–9 43.8% — 1,499 0 0 1971 0–4 0.0% — 1,451 0 0
20 1976 5–4 55.6% — 1,533 0 1 1972 7–7 50.0% — 1,499 0 1
21 1977 11–12 47.8% — 1,564 0 1 1973 16–23 41.0% — 1,587 0 1
22 1978 7–10 41.2% — 1,545 0 1 1974 12–10 54.5% — 1,654 0 1
23 1979 7–7 50.0% — 1,591 0 1 1975 5–6 45.5% — 1,625 0 1
24 1980 1–3 25.0% — 1,571 0 1 1976 4–7 36.4% — 1,624 0 1
25 — — — — — — — 1977 8–9 47.1% — 1,618 0 1
26 — — — — — — — 1978 3–16 15.8% — 1,516 0 1
27 — — — — — — — 1979 0–1 0.0% — 1,504 0 1

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 Kym Ruddell Patricia Bostrom
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 %
18 1974 — — — — — — — — 1 2 3 33.3% — — — — 1970 — — — — 1 2 3 33.3% 0 2 2 0.0% — — — —
19 1975 — — — — 3 3 6 50.0% 3 4 7 42.9% — — — — 1971 0 1 1 0.0% 0 2 2 0.0% 0 1 1 0.0% — — — —
20 1976 — — — — 2 1 3 66.7% 2 3 5 40.0% — — — — 1972 5 2 7 71.4% 0 3 3 0.0% 1 2 3 33.3% — — — —
21 1977 0 1 1 0.0% 2 1 3 66.7% 3 6 9 33.3% 5 3 8 62.5% 1973 4 6 10 40.0% 5 10 15 33.3% 7 7 14 50.0% — — — —
22 1978 1 3 4 25.0% 0 2 2 0.0% 0 3 3 0.0% 2 1 3 66.7% 1974 8 4 12 66.7% 0 1 1 0.0% 1 2 3 33.3% 3 3 6 50.0%
23 1979 1 1 2 50.0% — — — — 5 5 10 50.0% — — — — 1975 1 1 2 50.0% 0 1 1 0.0% — — — — 2 1 3 66.7%
24 1980 — — — — — — — — 1 3 4 25.0% — — — — 1976 2 1 3 66.7% 0 2 2 0.0% 1 3 4 25.0% 1 1 2 50.0%
25 — — — — — — — — — — — — — — — — — 1977 2 1 3 66.7% 1 1 2 50.0% 2 5 7 28.6% 3 2 5 60.0%
26 — — — — — — — — — — — — — — — — — 1978 0 4 4 0.0% 1 4 5 20.0% 2 5 7 28.6% 0 3 3 0.0%
27 — — — — — — — — — — — — — — — — — 1979 — — — — — — — — 0 1 1 0.0% — — — —
Career — 2 5 7 28.6% 7 7 14 50.0% 15 26 41 36.6% 7 4 11 63.6% — 22 20 42 52.4% 8 26 34 23.5% 14 28 42 33.3% 9 10 19 47.4%

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 Kym Ruddell Patricia Bostrom
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
17 — — — — — — — — — — — — — — — — 1969 1503 100.5 — — — — — — — 40.0% -0.60 1–0 — — +0.10
18 1974 1488 96.8 — — — — — — +46 37.5% -1.00 1–1 — — +0.43 1970 1484 99.6 — — — — — +32 — 20.0% -2.60 — — — -0.16
19 1975 1500 109.9 — — — — — +40 +27 45.9% 0.00 2–3 (40%) 0–2 — +1.40 1971 1452 99.7 — — — — — — — 11.1% -3.00 0–1 — — -0.15
20 1976 1533 98.8 — — — — — +37 +6 50.0% -0.55 2–0 2–1 (67%) — +1.78 1972 1500 99.4 — — — — +123 -57 -9 46.9% -0.56 3–1 (75%) 2–1 (67%) — +2.43
21 1977 1564 112.9 — — — — +51 +32 -62 44.9% -0.16 3–0 (100%) 3–0 (100%) 107.2 +3.62 1973 1588 114.9 — — — — +7 -115 -22 39.3% -0.73 5–3 (63%) 0–3 (0%) 101.2 +0.87
22 1978 1546 104.9 — — — — +73 — -94 43.2% -0.70 5–5 (50%) 1–1 — +1.31 1974 1655 122.8 — — — — +30 — -96 51.1% +0.15 3–0 (100%) — — +1.81
23 1979 1591 110.0 — — — — — — -49 45.2% -0.74 3–0 (100%) 3–1 (75%) 105.4 +1.30 1975 1626 110.1 — — — — +103 — — 42.3% -0.15 3–1 (75%) 1–2 (33%) 101.9 +1.58
24 1980 1571 97.8 — — — — — — -62 33.3% -1.78 0–1 1–0 — -0.07 1976 1624 114.2 — — — — +86 — -46 28.6% -1.43 1–0 0–1 — -0.62
25 — — — — — — — — — — — — — — — — 1977 1619 116.5 — — — — +106 — -82 51.4% +0.20 1–2 (33%) 2–3 (40%) 98.5 +2.87
26 — — — — — — — — — — — — — — — — 1978 1517 103.1 — — — — +118 -78 -14 17.9% -2.54 0–1 — — +0.45
27 — — — — — — — — — — — — — — — — 1979 1504 95.7 — — — — — — — 0.0% -4.50 — — — +0.08
Career — 1649 109.1 — — — — +61 +37 -30 44.4% -0.49 16–10 (62%) 10–5 (67%) 108.6 +11.36 — 1675 114.8 — — — — +68 -84 -39 38.4% -0.85 17–9 (65%) 5–10 (33%) 103.0 +6.48

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.