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

Glynis Coles vs Yvonne Vermaak H2H: 1-0

Glynis Coles holds a 1–0 lead over Yvonne Vermaak in their WTA head-to-head. Across 1 main-draw meeting, Glynis Coles leads 1–0 on clay. Most recently, Glynis Coles won the 1976 Bournemouth round of 16 6-4 2-6 6-3.

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Glynis Coles
GBR Age 72 Right-Handed 173 cm / 5'8"
H2H
1 – 0
1 main-draw meetings
Yvonne Vermaak
RSA Age 69 Right-Handed 155 cm / 5'1"

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
Glynis Coles 6-4 2-6 6-3 Yvonne Vermaak Match data May 15, 1976* R16 Bournemouth 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
Glynis Coles — — — 1,829 144 190 43.1% 0 0 0 0 3 3
Yvonne Vermaak #558 #38 10 1,892 239 249 49.0% 0 0 0 0 5 5

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 Yvonne Vermaak
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
16 1970 0–1 0.0% — 1,483 0 0 1973 0–2 0.0% — 1,495 0 0
17 1971 2–6 25.0% — 1,477 0 0 1974 1–2 33.3% — 1,489 0 0
18 1972 15–15 50.0% — 1,595 0 0 1975 15–12 55.6% — 1,599 0 0
19 1973 32–19 62.7% — 1,794 0 2 1976 8–10 44.4% — 1,606 0 1
20 1974 21–23 47.7% — 1,694 0 2 1977 20–14 58.8% — 1,765 0 2
21 1975 26–21 55.3% — 1,781 0 3 1978 29–23 55.8% — 1,791 0 2
22 1976 13–20 39.4% — 1,720 0 3 1979 15–23 39.5% — 1,779 0 2
23 1977 13–19 40.6% — 1,672 0 3 1980 19–18 51.4% — 1,741 0 2
24 1978 8–17 32.0% — 1,564 0 3 1981 19–28 40.4% — 1,719 0 2
25 1979 4–6 40.0% — 1,607 0 3 1982 36–27 57.1% — 1,820 0 2
26 1980 3–19 13.6% — 1,461 0 3 1983 33–26 55.9% — 1,754 0 4
27 1981 7–12 36.8% — 1,553 0 3 1984 29–28 50.9% #41 1,800 0 5
28 1982 0–11 0.0% — 1,475 0 3 1985 8–21 27.6% #41 1,604 0 5
29 — — — — — — — 1986 6–11 35.3% #104 1,565 0 5
30 — — — — — — — 1987 1–3 25.0% #201 1,558 0 5
31 — — — — — — — 1988 0–1 0.0% #287 1,541 0 5
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 Yvonne Vermaak
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% — — — — — — — — 1973 0 2 2 0.0% — — — — — — — — — — — —
17 1971 — — — — 2 3 5 40.0% 0 1 1 0.0% 0 2 2 0.0% 1974 1 2 3 33.3% — — — — — — — — — — — —
18 1972 — — — — 5 4 9 55.6% 8 8 16 50.0% 2 3 5 40.0% 1975 4 3 7 57.1% 7 4 11 63.6% 3 4 7 42.9% — — — —
19 1973 1 1 2 50.0% 11 8 19 57.9% 13 6 19 68.4% 7 4 11 63.6% 1976 1 1 2 50.0% 7 6 13 53.8% 0 2 2 0.0% 0 1 1 0.0%
20 1974 1 2 3 33.3% 8 9 17 47.1% 4 5 9 44.4% 6 6 12 50.0% 1977 3 2 5 60.0% 6 7 13 46.2% 8 2 10 80.0% 3 3 6 50.0%
21 1975 2 3 5 40.0% 16 10 26 61.5% 6 4 10 60.0% 2 4 6 33.3% 1978 13 7 20 65.0% 2 2 4 50.0% 8 4 12 66.7% 6 10 16 37.5%
22 1976 2 3 5 40.0% 8 9 17 47.1% 0 1 1 0.0% 3 7 10 30.0% 1979 4 6 10 40.0% 4 4 8 50.0% 5 4 9 55.6% 2 9 11 18.2%
23 1977 2 3 5 40.0% 6 7 13 46.2% 0 3 3 0.0% 2 4 6 33.3% 1980 2 5 7 28.6% 9 5 14 64.3% 4 4 8 50.0% 4 4 8 50.0%
24 1978 3 5 8 37.5% 3 5 8 37.5% 1 4 5 20.0% 1 3 4 25.0% 1981 7 9 16 43.8% 11 9 20 55.0% 0 1 1 0.0% 1 9 10 10.0%
25 1979 — — — — — — — — 1 3 4 25.0% 2 2 4 50.0% 1982 4 4 8 50.0% 13 7 20 65.0% 9 6 15 60.0% 10 10 20 50.0%
26 1980 1 6 7 14.3% 0 5 5 0.0% 0 2 2 0.0% 2 6 8 25.0% 1983 14 4 18 77.8% 7 8 15 46.7% 8 5 13 61.5% 4 9 13 30.8%
27 1981 3 3 6 50.0% 0 3 3 0.0% 2 1 3 66.7% 2 5 7 28.6% 1984 12 7 19 63.2% 7 8 15 46.7% 8 6 14 57.1% 2 7 9 22.2%
28 1982 0 3 3 0.0% 0 3 3 0.0% 0 2 2 0.0% 0 3 3 0.0% 1985 5 8 13 38.5% 1 4 5 20.0% 1 3 4 25.0% 1 6 7 14.3%
29 — — — — — — — — — — — — — — — — — 1986 1 2 3 33.3% 4 6 10 40.0% 1 3 4 25.0% — — — —
30 — — — — — — — — — — — — — — — — — 1987 1 1 2 50.0% 0 2 2 0.0% — — — — — — — —
31 — — — — — — — — — — — — — — — — — 1988 0 1 1 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% — 72 64 136 52.9% 78 72 150 52.0% 55 44 99 55.6% 33 68 101 32.7%

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 Yvonne Vermaak
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 1973 1496 101.8 — — — — — — — 20.0% -3.20 0–1 — — -0.39
17 1971 1477 107.5 — — — — — +18 — 29.4% -1.53 0–1 — — -0.08 1974 1489 99.2 — — — — +44 — — 42.9% -0.71 0–1 — — +0.69
18 1972 1596 123.8 — — — — -44 -42 +3 46.6% -0.12 1–1 1–3 (25%) — +0.65 1975 1599 120.1 — — — — +53 -2 -47 57.1% +0.46 3–6 (33%) 3–0 (100%) 100.2 +2.43
19 1973 1795 138.7 — — — — -82 -146 -24 59.8% +0.77 7–3 (70%) 3–3 (50%) 105.2 +3.46 1976 1607 119.9 — — — — -10 +40 — 48.8% +0.09 2–5 (29%) 1–3 (25%) — +0.96
20 1974 1694 129.5 — — — — +21 -45 +27 44.8% -0.37 7–7 (50%) 6–4 (60%) 100.5 -0.64 1977 1765 138.0 — — — — -79 -79 -75 58.1% +0.41 3–3 (50%) 6–5 (55%) 102.4 +0.27
21 1975 1781 139.8 — — — — -63 -41 +17 54.6% +0.27 9–7 (56%) 3–6 (33%) 102.5 -3.23 1978 1791 135.3 — — — — +3 -132 -30 52.6% +0.33 8–6 (57%) 2–6 (25%) 99.2 +2.99
22 1976 1720 129.6 — — — — -28 -16 — 41.9% -0.85 3–5 (38%) 3–1 (75%) 100.2 -2.24 1979 1780 155.2 — — — — -44 -74 +25 40.5% -0.50 4–4 (50%) 1–2 (33%) 99.0 -4.03
23 1977 1672 128.2 — — — — -20 +16 +57 46.5% -0.30 4–7 (36%) 3–2 (60%) 96.2 +0.67 1980 1742 138.8 — — — — -89 +32 +50 52.5% +0.26 2–4 (33%) 4–3 (57%) 99.5 -4.96
24 1978 1565 114.4 — — — — +39 +57 +92 39.3% -0.52 0–6 (0%) 3–2 (60%) 92.7 +1.59 1981 1720 143.5 — — — — -64 +96 — 43.1% -0.39 4–6 (40%) 1–5 (17%) 96.9 -2.78
25 1979 1607 112.5 — — — — +38 — +30 37.5% -1.37 3–1 (75%) 3–1 (75%) 103.7 -0.20 1982 1820 142.9 — — — — -77 +69 -9 55.2% +0.06 11–10 (52%) 9–10 (47%) 99.8 -3.53
26 1980 1462 96.4 — — — — +29 +52 — 20.0% -2.22 2–4 (33%) 0–1 — +1.01 1983 1755 138.0 — — — — +7 +104 +97 55.4% +0.20 10–11 (48%) 7–3 (70%) 100.0 +1.14
27 1981 1554 118.8 — — — — +46 -54 +100 36.6% -1.61 2–1 (67%) 1–0 — +0.47 1984 1801 134.8 — — — — -65 -14 +95 53.1% +0.15 5–11 (31%) 7–8 (47%) 94.0 -0.64
28 1982 1475 92.9 — — — — +4 -45 — 12.0% -2.60 0–3 (0%) 0–1 — -0.61 1985 1605 125.4 — — — — +10 +114 +210 37.7% -0.97 1–10 (9%) 0–1 — -0.99
29 — — — — — — — — — — — — — — — — 1986 1565 105.1 — — — — +19 +86 +196 36.8% -0.87 2–2 (50%) 0–1 — 0.00
30 — — — — — — — — — — — — — — — — 1987 1558 108.1 — — — — — — — 25.0% -2.38 — — — -0.56
31 — — — — — — — — — — — — — — — — 1988 1542 94.0 — — — — — — — 0.0% -4.00 — — — +0.11
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 — 1892 141.9 — — — — -33 +33 +34 50.0% -0.05 55–80 (41%) 41–47 (47%) 93.1 -1.91

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.