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

Glynis Coles vs Kazuko Sawamatsu H2H: 1-2

Kazuko Sawamatsu holds a 2–1 lead over Glynis Coles in their WTA head-to-head. Across 3 main-draw meetings, they are tied 1–1 on clay, while Kazuko Sawamatsu leads 1–0 on hard courts. Most recently, Kazuko Sawamatsu won the 1975 Westchester round of 64 6-2 6-3.

GBR Age 72 Right-Handed 173 cm / 5'8"
H2H
1 2
3 main-draw meetings
JPN Age 75 Right-Handed

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
Kazuko Sawamatsu 6-2 6-3 Glynis Coles Match data Aug 21, 1975* R64 Westchester WTA 250 Clay
Glynis Coles 6-3 6-2 Kazuko Sawamatsu Match data May 11, 1973* R16 Bournemouth WTA 250 Clay
Kazuko Sawamatsu 6-1 6-2 Glynis Coles Match data Mar 9, 1973* R16 Dallas WTA 250 Hard

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
Glynis Coles 1,829 144 190 43.1% 0 0 0 0 3 3
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 Glynis Coles Kazuko Sawamatsu
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
16 1970 0–1 0.0% 1,483 0 0
17 1971 2–6 25.0% 1,477 0 0 1968 9–7 56.2% 1,556 0 0
18 1972 15–15 50.0% 1,595 0 0 1969 16–8 66.7% 1,674 0 1
19 1973 32–19 62.7% 1,794 0 2 1970 10–8 55.6% 1,727 0 2
20 1974 21–23 47.7% 1,694 0 2 1971 18–10 64.3% 1,826 0 3
21 1975 26–21 55.3% 1,781 0 3 1972 28–16 63.6% 1,848 0 6
22 1976 13–20 39.4% 1,720 0 3 1973 38–21 64.4% 1,825 0 6
23 1977 13–19 40.6% 1,672 0 3 1974 37–20 64.9% 1,900 0 8
24 1978 8–17 32.0% 1,564 0 3 1975 23–10 69.7% 1,954 0 9
25 1979 4–6 40.0% 1,607 0 3
26 1980 3–19 13.6% 1,461 0 3
27 1981 7–12 36.8% 1,553 0 3
28 1982 0–11 0.0% 1,475 0 3
32 1986 0–1 0.0% 1,472 0 3

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 Glynis Coles 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 %
16 1970 0 1 1 0.0%
17 1971 2 3 5 40.0% 0 1 1 0.0% 0 2 2 0.0% 1968 9 5 14 64.3% 0 2 2 0.0%
18 1972 5 4 9 55.6% 8 8 16 50.0% 2 3 5 40.0% 1969 13 6 19 68.4% 3 2 5 60.0%
19 1973 1 1 2 50.0% 11 8 19 57.9% 13 6 19 68.4% 7 4 11 63.6% 1970 3 4 7 42.9% 4 4 8 50.0%
20 1974 1 2 3 33.3% 8 9 17 47.1% 4 5 9 44.4% 6 6 12 50.0% 1971 4 4 8 50.0% 14 6 20 70.0%
21 1975 2 3 5 40.0% 16 10 26 61.5% 6 4 10 60.0% 2 4 6 33.3% 1972 1 1 2 50.0% 11 7 18 61.1% 13 8 21 61.9% 3 0 3 100.0%
22 1976 2 3 5 40.0% 8 9 17 47.1% 0 1 1 0.0% 3 7 10 30.0% 1973 3 1 4 75.0% 18 8 26 69.2% 16 9 25 64.0% 1 3 4 25.0%
23 1977 2 3 5 40.0% 6 7 13 46.2% 0 3 3 0.0% 2 4 6 33.3% 1974 6 1 7 85.7% 11 9 20 55.0% 17 9 26 65.4% 3 1 4 75.0%
24 1978 3 5 8 37.5% 3 5 8 37.5% 1 4 5 20.0% 1 3 4 25.0% 1975 19 7 26 73.1% 4 3 7 57.1%
25 1979 1 3 4 25.0% 2 2 4 50.0%
26 1980 1 6 7 14.3% 0 5 5 0.0% 0 2 2 0.0% 2 6 8 25.0%
27 1981 3 3 6 50.0% 0 3 3 0.0% 2 1 3 66.7% 2 5 7 28.6%
28 1982 0 3 3 0.0% 0 3 3 0.0% 0 2 2 0.0% 0 3 3 0.0%
32 1986 0 1 1 0.0%
Career 15 29 44 34.1% 59 67 126 46.8% 35 41 76 46.1% 29 49 78 37.2% 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 Glynis Coles 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
16 1970 1484 98.5 0.0% -2.50 +0.15
17 1971 1477 107.5 +18 29.4% -1.53 0–1 -0.08 1968 1556 119.1 +59 56.3% +0.87 2–0 +0.07
18 1972 1596 123.8 -44 -42 +3 46.6% -0.12 1–1 1–3 (25%) +0.65 1969 1674 127.4 +49 -122 64.7% +1.25 2–1 (67%) +0.72
19 1973 1795 138.7 -82 -146 -24 59.8% +0.77 7–3 (70%) 3–3 (50%) 105.2 +3.46 1970 1727 133.7 -29 -107 59.1% +0.75 2–6 (25%) -1.68
20 1974 1694 129.5 +21 -45 +27 44.8% -0.37 7–7 (50%) 6–4 (60%) 100.5 -0.64 1971 1827 139.8 -118 0 59.3% +0.81 6–1 (86%) 1–0 -2.27
21 1975 1781 139.8 -63 -41 +17 54.6% +0.27 9–7 (56%) 3–6 (33%) 102.5 -3.23 1972 1848 149.8 -200 -59 +3 61.1% +1.22 5–4 (56%) -3.87
22 1976 1720 129.6 -28 -16 41.9% -0.85 3–5 (38%) 3–1 (75%) 100.2 -2.24 1973 1826 145.5 -160 +61 +45 60.9% +0.99 10–5 (67%) 3–4 (43%) 104.0 +1.60
23 1977 1672 128.2 -20 +16 +57 46.5% -0.30 4–7 (36%) 3–2 (60%) 96.2 +0.67 1974 1900 150.9 -79 -49 +35 61.7% +0.94 8–2 (80%) 4–3 (57%) 106.4 -3.51
24 1978 1565 114.4 +39 +57 +92 39.3% -0.52 0–6 (0%) 3–2 (60%) 92.7 +1.59 1975 1955 150.1 +26 -50 64.9% +1.09 6–2 (75%) 3–1 (75%) 106.5 -0.94
25 1979 1607 112.5 +38 +30 37.5% -1.37 3–1 (75%) 3–1 (75%) 103.7 -0.20
26 1980 1462 96.4 +29 +52 20.0% -2.22 2–4 (33%) 0–1 +1.01
27 1981 1554 118.8 +46 -54 +100 36.6% -1.61 2–1 (67%) 1–0 +0.47
28 1982 1475 92.9 +4 -45 12.0% -2.60 0–3 (0%) 0–1 -0.61
32 1986 1473 102.0 33.3% -0.67 0–1 -0.16
Career 1829 130.7 -5 -36 +15 44.1% -0.47 38–47 (45%) 26–24 (52%) 98.4 +0.25 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.