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

Karen Krantzcke vs Kazuko Sawamatsu H2H: 3-1 (incl. walkovers)

Karen Krantzcke vs Kazuko Sawamatsu: 3–0 excluding walkovers; 3–1 including 1 walkover. Across 4 main-draw results including walkovers, Karen Krantzcke leads 3–0 on grass, while Kazuko Sawamatsu leads 1–0 on clay. Most recently, Karen Krantzcke won the 1973 Sydney International quarterfinal 6-3 7-5.

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

Karen Krantzcke
AUS Right-Handed
H2H including walkovers
3 – 1
4 main-draw results
Kazuko Sawamatsu
JPN Age 75 Right-Handed

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
Karen Krantzcke 6-3 7-5 Kazuko Sawamatsu Match data Jan 7, 1973* QF Sydney International WTA 500 Grass
Kazuko Sawamatsu (w/o) Karen Krantzcke Match data May 20, 1971* R32 Hamburg Open WTA 250 Clay
Karen Krantzcke 6-2 6-3 Kazuko Sawamatsu Match data Jun 28, 1970* R32 Wimbledon Grand Slam Grass
Karen Krantzcke 11-9 6-4 Kazuko Sawamatsu Match data Jun 25, 1969* R128 Wimbledon Grand Slam 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
Karen Krantzcke — — — 2,016 276 174 61.3% 0 0 0 3 6 9
Kazuko Sawamatsu — — — 1,954 179 100 64.2% 0 0 0 1 8 9

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 Karen Krantzcke Kazuko Sawamatsu
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 1968 50–17 74.6% — 1,793 0 4 1972 28–16 63.6% — 1,848 0 6
22 1969 66–29 69.5% — 1,856 0 8 1973 38–21 64.4% — 1,825 0 6
23 1970 46–24 65.7% — 1,857 0 8 1974 37–20 64.9% — 1,900 0 8
24 1971 3–15 16.7% — 1,776 0 8 1975 23–10 69.7% — 1,954 0 9
25 1972 35–27 56.5% — 1,948 0 8 — — — — — — —
26 1973 33–31 51.6% — 1,895 0 8 — — — — — — —
27 1974 24–17 58.5% — 1,944 0 9 — — — — — — —
28 1975 5–7 41.7% — 1,862 0 9 — — — — — — —
29 1976 6–3 66.7% — 1,852 0 9 — — — — — — —
30 1977 8–4 66.7% — 1,814 0 9 — — — — — — —

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 Karen Krantzcke Kazuko Sawamatsu
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 1968 3 1 4 75.0% 10 3 13 76.9% 37 13 50 74.0% — — — — 1972 1 1 2 50.0% 11 7 18 61.1% 13 8 21 61.9% 3 0 3 100.0%
22 1969 3 2 5 60.0% 26 13 39 66.7% 37 13 50 74.0% — — — — 1973 3 1 4 75.0% 18 8 26 69.2% 16 9 25 64.0% 1 3 4 25.0%
23 1970 3 2 5 60.0% 21 10 31 67.7% 22 12 34 64.7% — — — — 1974 6 1 7 85.7% 11 9 20 55.0% 17 9 26 65.4% 3 1 4 75.0%
24 1971 0 3 3 0.0% 1 4 5 20.0% — — — — 2 8 10 20.0% 1975 — — — — 19 7 26 73.1% 4 3 7 57.1% — — — —
25 1972 5 4 9 55.6% 8 7 15 53.3% 18 8 26 69.2% 4 8 12 33.3% — — — — — — — — — — — — — — — — —
26 1973 10 7 17 58.8% 8 5 13 61.5% 10 8 18 55.6% 5 11 16 31.3% — — — — — — — — — — — — — — — — —
27 1974 4 3 7 57.1% 4 3 7 57.1% 12 4 16 75.0% 4 7 11 36.4% — — — — — — — — — — — — — — — — —
28 1975 1 2 3 33.3% — — — — 3 3 6 50.0% 1 2 3 33.3% — — — — — — — — — — — — — — — — —
29 1976 3 2 5 60.0% — — — — 3 1 4 75.0% — — — — — — — — — — — — — — — — — — — — —
30 1977 2 1 3 66.7% — — — — 3 2 5 60.0% — — — — — — — — — — — — — — — — — — — — —
Career — 34 27 61 55.7% 78 45 123 63.4% 145 64 209 69.4% 16 36 52 30.8% — 10 3 13 76.9% 88 50 138 63.8% 71 43 114 62.3% 7 4 11 63.6%

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 Karen Krantzcke Kazuko Sawamatsu
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 1968 1793 133.4 — — — — -183 -107 +112 72.8% +1.89 6–7 (46%) — — +1.15 1972 1848 149.8 — — — — -200 -59 +3 61.1% +1.22 5–4 (56%) — — -3.87
22 1969 1857 143.1 — — — — -187 -21 +117 68.3% +1.63 8–10 (44%) — — -1.74 1973 1826 145.5 — — — — -160 +61 +45 60.9% +0.99 10–5 (67%) 3–4 (43%) 104.0 +1.60
23 1970 1858 144.6 — — — — -179 +43 +67 63.2% +0.86 11–8 (58%) — — -6.02 1974 1900 150.9 — — — — -79 -49 +35 61.7% +0.94 8–2 (80%) 4–3 (57%) 106.4 -3.51
24 1971 1777 136.0 — — — — -153 +69 — 29.3% -1.44 1–6 (14%) 1–4 (20%) 93.5 -3.42 1975 1955 150.1 — — — — — +26 -50 64.9% +1.09 6–2 (75%) 3–1 (75%) 106.5 -0.94
25 1972 1948 152.1 — — — — -221 -89 +32 56.9% +0.48 4–8 (33%) 3–2 (60%) 96.3 -8.34 — — — — — — — — — — — — — — — —
26 1973 1896 154.5 — — — — -120 +24 +69 53.8% +0.30 6–11 (35%) 12–8 (60%) 97.2 -8.52 — — — — — — — — — — — — — — — —
27 1974 1945 156.8 — — — — -111 +5 +75 61.2% +0.93 5–4 (56%) 2–2 (50%) 102.2 -5.37 — — — — — — — — — — — — — — — —
28 1975 1863 128.0 — — — — -9 — +52 42.9% -0.43 2–2 (50%) 3–1 (75%) 98.9 -1.26 — — — — — — — — — — — — — — — —
29 1976 1853 111.8 — — — — -25 — +106 63.2% +0.42 3–0 (100%) 1–1 — +1.15 — — — — — — — — — — — — — — — —
30 1977 1815 117.4 — — — — +9 — +101 60.7% +0.93 3–1 (75%) 2–2 (50%) 101.2 +2.31 — — — — — — — — — — — — — — — —
Career — 2017 149.8 — — — — -135 -12 +87 61.2% +0.91 49–57 (46%) 24–20 (55%) 96.5 -6.82 — 1955 150.4 — — — — -131 +6 +3 61.3% +1.01 41–21 (66%) 11–8 (58%) 110.7 -3.61

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.