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

Kazuko Sawamatsu vs Patricia Walkden H2H: 2-1

Kazuko Sawamatsu holds a 2–1 lead over Patricia Walkden in their WTA head-to-head. Across 3 main-draw meetings, Kazuko Sawamatsu leads 2–0 on clay, while Patricia Walkden leads 1–0 on hard courts. Most recently, Kazuko Sawamatsu won the 1973 Dusseldorf quarterfinal 6-4 2-6 6-3.

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Kazuko Sawamatsu
JPN Age 75 Right-Handed
H2H
2 – 1
3 main-draw meetings
Patricia Walkden
RSA Age 80 Right-Handed

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
Kazuko Sawamatsu 6-4 2-6 6-3 Patricia Walkden Match data Jul 14, 1973* QF Dusseldorf WTA 250 Clay
Patricia Walkden 6-1 6-1 Kazuko Sawamatsu Match data Mar 29, 1972* R64 South African Open WTA 250 Hard
Kazuko Sawamatsu 6-4 6-2 Patricia Walkden Match data Jul 25, 1969* R16 Munich WTA 250 Clay

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
Kazuko Sawamatsu — — — 1,954 179 100 64.2% 0 0 0 1 8 9
Patricia Walkden — — — 1,951 222 105 67.9% 0 0 0 0 11 11

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 Kazuko Sawamatsu Patricia Walkden
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
17 1968 9–7 56.2% — 1,556 0 0 — — — — — — —
18 1969 16–8 66.7% — 1,674 0 1 — — — — — — —
19 1970 10–8 55.6% — 1,727 0 2 — — — — — — —
20 1971 18–10 64.3% — 1,826 0 3 — — — — — — —
21 1972 28–16 63.6% — 1,848 0 6 — — — — — — —
22 1973 38–21 64.4% — 1,825 0 6 1968 48–23 67.6% — 1,674 0 0
23 1974 37–20 64.9% — 1,900 0 8 1969 53–18 74.6% — 1,875 0 4
24 1975 23–10 69.7% — 1,954 0 9 1970 49–24 67.1% — 1,892 0 5
25 — — — — — — — 1971 9–3 75.0% — 1,885 0 7
26 — — — — — — — 1972 34–17 66.7% — 1,898 0 11
27 — — — — — — — 1973 24–16 60.0% — 1,840 0 11
28 — — — — — — — 1974 4–3 57.1% — 1,837 0 11
29 — — — — — — — 1975 1–1 50.0% — 1,816 0 11

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 Kazuko Sawamatsu Patricia Walkden
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 %
17 1968 — — — — 9 5 14 64.3% 0 2 2 0.0% — — — — — — — — — — — — — — — — — — — — —
18 1969 — — — — 13 6 19 68.4% 3 2 5 60.0% — — — — — — — — — — — — — — — — — — — — —
19 1970 — — — — 3 4 7 42.9% 4 4 8 50.0% — — — — — — — — — — — — — — — — — — — — —
20 1971 — — — — 4 4 8 50.0% 14 6 20 70.0% — — — — — — — — — — — — — — — — — — — — —
21 1972 1 1 2 50.0% 11 7 18 61.1% 13 8 21 61.9% 3 0 3 100.0% — — — — — — — — — — — — — — — — —
22 1973 3 1 4 75.0% 18 8 26 69.2% 16 9 25 64.0% 1 3 4 25.0% 1968 14 5 19 73.7% 15 7 22 68.2% 9 5 14 64.3% 9 5 14 64.3%
23 1974 6 1 7 85.7% 11 9 20 55.0% 17 9 26 65.4% 3 1 4 75.0% 1969 14 3 17 82.4% 25 10 35 71.4% 14 5 19 73.7% — — — —
24 1975 — — — — 19 7 26 73.1% 4 3 7 57.1% — — — — 1970 16 6 22 72.7% 18 11 29 62.1% 15 7 22 68.2% — — — —
25 — — — — — — — — — — — — — — — — — 1971 9 3 12 75.0% — — — — — — — — — — — —
26 — — — — — — — — — — — — — — — — — 1972 14 5 19 73.7% 10 5 15 66.7% 10 7 17 58.8% — — — —
27 — — — — — — — — — — — — — — — — — 1973 8 4 12 66.7% 15 9 24 62.5% 1 3 4 25.0% — — — —
28 — — — — — — — — — — — — — — — — — 1974 0 1 1 0.0% 4 2 6 66.7% — — — — — — — —
29 — — — — — — — — — — — — — — — — — 1975 1 1 2 50.0% — — — — — — — — — — — —
Career — 10 3 13 76.9% 88 50 138 63.8% 71 43 114 62.3% 7 4 11 63.6% — 76 28 104 73.1% 87 44 131 66.4% 49 27 76 64.5% 9 5 14 64.3%

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 Kazuko Sawamatsu Patricia Walkden
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 1968 1556 119.1 — — — — — +59 — 56.3% +0.87 2–0 — — +0.07 — — — — — — — — — — — — — — — —
18 1969 1674 127.4 — — — — — +49 -122 64.7% +1.25 2–1 (67%) — — +0.72 — — — — — — — — — — — — — — — —
19 1970 1727 133.7 — — — — — -29 -107 59.1% +0.75 2–6 (25%) — — -1.68 — — — — — — — — — — — — — — — —
20 1971 1827 139.8 — — — — — -118 0 59.3% +0.81 6–1 (86%) 1–0 — -2.27 — — — — — — — — — — — — — — — —
21 1972 1848 149.8 — — — — -200 -59 +3 61.1% +1.22 5–4 (56%) — — -3.87 — — — — — — — — — — — — — — — —
22 1973 1826 145.5 — — — — -160 +61 +45 60.9% +0.99 10–5 (67%) 3–4 (43%) 104.0 +1.60 1968 1674 122.5 — — — — +68 -11 -18 62.0% +0.96 14–6 (70%) — — -1.38
23 1974 1900 150.9 — — — — -79 -49 +35 61.7% +0.94 8–2 (80%) 4–3 (57%) 106.4 -3.51 1969 1875 139.3 — — — — +107 -8 -32 68.6% +1.37 13–5 (72%) — — -3.15
24 1975 1955 150.1 — — — — — +26 -50 64.9% +1.09 6–2 (75%) 3–1 (75%) 106.5 -0.94 1970 1892 145.3 — — — — +83 -56 +71 63.9% +1.11 11–7 (61%) 2–3 (40%) 101.2 -7.36
25 — — — — — — — — — — — — — — — — 1971 1886 117.2 — — — — +48 — — 70.4% +1.81 2–1 (67%) 1–1 — +1.34
26 — — — — — — — — — — — — — — — — 1972 1898 144.6 — — — — +73 +6 +14 61.9% +0.97 11–5 (69%) 1–4 (20%) 100.9 -2.25
27 — — — — — — — — — — — — — — — — 1973 1840 140.7 — — — — +61 +62 +53 57.1% +0.58 7–6 (54%) 0–1 — -1.36
28 — — — — — — — — — — — — — — — — 1974 1837 117.5 — — — — — +77 — 50.0% -0.28 3–1 (75%) 0–1 — -0.88
29 — — — — — — — — — — — — — — — — 1975 1817 96.6 — — — — — — — 50.0% -1.75 — 1–0 — +0.39
Career — 1955 150.4 — — — — -131 +6 +3 61.3% +1.01 41–21 (66%) 11–8 (58%) 110.7 -3.61 — 1951 140.8 — — — — +75 -1 +15 63.2% +1.02 61–31 (66%) 5–10 (33%) 103.8 -4.58

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.