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

Winnie Shaw vs Yvonne Vermaak H2H: 0-1

Yvonne Vermaak holds a 1–0 lead over Winnie Shaw in their WTA head-to-head. Across 1 main-draw meeting, Yvonne Vermaak leads 1–0 on clay. Most recently, Yvonne Vermaak won the 1976 Bournemouth round of 32 2-6 6-2 6-3.

H2H
0 1
1 main-draw meetings
RSA Age 69 Right-Handed 155 cm / 5'1"

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
Yvonne Vermaak 2-6 6-2 6-3 Winnie Shaw Match data May 14, 1976* R32 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
Winnie Shaw 1,995 296 144 67.3% 0 0 0 1 13 14
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 Winnie Shaw Yvonne Vermaak
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
16 1973 0–2 0.0% 1,495 0 0
17 1974 1–2 33.3% 1,489 0 0
18 1975 15–12 55.6% 1,599 0 0
19 1976 8–10 44.4% 1,606 0 1
20 1977 20–14 58.8% 1,765 0 2
21 1968 49–28 63.6% 1,778 0 1 1978 29–23 55.8% 1,791 0 2
22 1969 69–27 71.9% 1,905 0 3 1979 15–23 39.5% 1,779 0 2
23 1970 55–26 67.9% 1,944 0 6 1980 19–18 51.4% 1,741 0 2
24 1971 46–26 63.9% 1,860 0 7 1981 19–28 40.4% 1,719 0 2
25 1972 32–12 72.7% 1,909 0 11 1982 36–27 57.1% 1,820 0 2
26 1973 2–2 50.0% 1,874 0 12 1983 33–26 55.9% 1,754 0 4
27 1974 5–3 62.5% 1,859 0 12 1984 29–28 50.9% #41 1,800 0 5
28 1975 10–6 62.5% 1,820 0 12 1985 8–21 27.6% #41 1,604 0 5
29 1976 4–5 44.4% 1,753 0 12 1986 6–11 35.3% #104 1,565 0 5
30 1977 8–2 80.0% 1,809 0 14 1987 1–3 25.0% #201 1,558 0 5
31 1978 12–5 70.6% 1,792 0 14 1988 0–1 0.0% #287 1,541 0 5
32 1979 4–2 66.7% 1,767 0 14

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 Winnie Shaw 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 1973 0 2 2 0.0%
17 1974 1 2 3 33.3%
18 1975 4 3 7 57.1% 7 4 11 63.6% 3 4 7 42.9%
19 1976 1 1 2 50.0% 7 6 13 53.8% 0 2 2 0.0% 0 1 1 0.0%
20 1977 3 2 5 60.0% 6 7 13 46.2% 8 2 10 80.0% 3 3 6 50.0%
21 1968 11 8 19 57.9% 12 7 19 63.2% 13 6 19 68.4% 13 7 20 65.0% 1978 13 7 20 65.0% 2 2 4 50.0% 8 4 12 66.7% 6 10 16 37.5%
22 1969 15 7 22 68.2% 24 9 33 72.7% 27 10 37 73.0% 3 1 4 75.0% 1979 4 6 10 40.0% 4 4 8 50.0% 5 4 9 55.6% 2 9 11 18.2%
23 1970 7 3 10 70.0% 9 7 16 56.3% 28 11 39 71.8% 11 5 16 68.8% 1980 2 5 7 28.6% 9 5 14 64.3% 4 4 8 50.0% 4 4 8 50.0%
24 1971 8 2 10 80.0% 12 5 17 70.6% 21 13 34 61.8% 5 6 11 45.5% 1981 7 9 16 43.8% 11 9 20 55.0% 0 1 1 0.0% 1 9 10 10.0%
25 1972 4 1 5 80.0% 11 4 15 73.3% 9 5 14 64.3% 5 2 7 71.4% 1982 4 4 8 50.0% 13 7 20 65.0% 9 6 15 60.0% 10 10 20 50.0%
26 1973 1 0 1 100.0% 1 2 3 33.3% 1983 14 4 18 77.8% 7 8 15 46.7% 8 5 13 61.5% 4 9 13 30.8%
27 1974 2 1 3 66.7% 1 1 2 50.0% 2 1 3 66.7% 1984 12 7 19 63.2% 7 8 15 46.7% 8 6 14 57.1% 2 7 9 22.2%
28 1975 1 2 3 33.3% 6 3 9 66.7% 3 1 4 75.0% 1985 5 8 13 38.5% 1 4 5 20.0% 1 3 4 25.0% 1 6 7 14.3%
29 1976 3 2 5 60.0% 1 2 3 33.3% 0 1 1 0.0% 1986 1 2 3 33.3% 4 6 10 40.0% 1 3 4 25.0%
30 1977 0 1 1 0.0% 8 1 9 88.9% 1987 1 1 2 50.0% 0 2 2 0.0%
31 1978 6 2 8 75.0% 1 1 2 50.0% 1988 0 1 1 0.0%
32 1979 1 1 2 50.0%
Career 45 21 66 68.2% 75 38 113 66.4% 122 57 179 68.2% 43 25 68 63.2% 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 Winnie Shaw 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 1973 1496 101.8 20.0% -3.20 0–1 -0.39
17 1974 1489 99.2 +44 42.9% -0.71 0–1 +0.69
18 1975 1599 120.1 +53 -2 -47 57.1% +0.46 3–6 (33%) 3–0 (100%) 100.2 +2.43
19 1976 1607 119.9 -10 +40 48.8% +0.09 2–5 (29%) 1–3 (25%) +0.96
20 1977 1765 138.0 -79 -79 -75 58.1% +0.41 3–3 (50%) 6–5 (55%) 102.4 +0.27
21 1968 1779 125.2 +80 -137 -118 60.0% +0.94 14–9 (61%) -3.79 1978 1791 135.3 +3 -132 -30 52.6% +0.33 8–6 (57%) 2–6 (25%) 99.2 +2.99
22 1969 1906 138.6 +29 -69 +21 67.3% +1.34 15–8 (65%) -3.53 1979 1780 155.2 -44 -74 +25 40.5% -0.50 4–4 (50%) 1–2 (33%) 99.0 -4.03
23 1970 1945 150.7 +34 -93 +134 64.5% +1.34 13–8 (62%) 0–1 -6.98 1980 1742 138.8 -89 +32 +50 52.5% +0.26 2–4 (33%) 4–3 (57%) 99.5 -4.96
24 1971 1861 145.2 +77 +27 +71 61.1% +0.99 9–8 (53%) 5–4 (56%) 98.5 -1.18 1981 1720 143.5 -64 +96 43.1% -0.39 4–6 (40%) 1–5 (17%) 96.9 -2.78
25 1972 1909 141.3 +62 +41 -11 71.3% +1.47 7–2 (78%) 2–1 (67%) 105.0 -0.22 1982 1820 142.9 -77 +69 -9 55.2% +0.06 11–10 (52%) 9–10 (47%) 99.8 -3.53
26 1973 1875 118.0 -20 55.6% +1.67 0–1 +0.17 1983 1755 138.0 +7 +104 +97 55.4% +0.20 10–11 (48%) 7–3 (70%) 100.0 +1.14
27 1974 1860 123.7 +72 +91 58.8% +0.77 1–0 1–0 +0.45 1984 1801 134.8 -65 -14 +95 53.1% +0.15 5–11 (31%) 7–8 (47%) 94.0 -0.64
28 1975 1820 132.4 +137 +77 +16 65.8% +1.37 1–5 (17%) +1.98 1985 1605 125.4 +10 +114 +210 37.7% -0.97 1–10 (9%) 0–1 -0.99
29 1976 1753 113.7 +99 +83 50.0% 0.00 0–2 1–1 +0.32 1986 1565 105.1 +19 +86 +196 36.8% -0.87 2–2 (50%) 0–1 0.00
30 1977 1810 127.5 +125 70.8% +1.37 3–1 (75%) +0.97 1987 1558 108.1 25.0% -2.38 -0.56
31 1978 1792 120.6 +161 65.0% +1.20 4–2 (67%) +2.28 1988 1542 94.0 0.0% -4.00 +0.11
32 1979 1767 110.6 64.3% +1.22 1–1 +0.56
Career 1995 143.0 +60 -39 +50 64.1% +1.18 68–47 (59%) 9–7 (56%) 103.1 -2.07 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.