H2H data updated: 2026-07-19 02:51 UTC

Chris Oneil vs Yvonne Vermaak H2H: 0-2

Yvonne Vermaak holds a 2–0 lead over Chris Oneil in their WTA head-to-head. Across 2 main-draw meetings, Yvonne Vermaak leads 1–0 on carpet and 1–0 on grass. Most recently, Yvonne Vermaak won the 1980 Detroit second round 7-6 6-4.

H2H
0 2
2 main draw meetings
RSA Age 69 Right-Handed 155 cm / 5'1"

H2H Match Log

DateTournamentCategoryRoundSurfaceWinnerScoreLoserMatch
Feb 20, 1980* Detroit WTA 250 R64 Carpet Yvonne Vermaak 7-6 6-4 Chris Oneil Match data
Jun 11, 1975* Beckenham WTA 250 R64 Grass Yvonne Vermaak 6-4 6-2 Chris Oneil Match data

* Estimated match date where the exact historical date is unavailable.

Career Comparison

Player Current Peak Pts Elo W L Win % GS 1000 Finals 500 250 Titles
Chris Oneil 1,768 99 108 47.8% 1 0 0 2 6 9
Yvonne Vermaak #558 #38 10 1,891 239 249 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.

Chris Oneil Yvonne Vermaak
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
1972 6–3 66.7% 1,561 0 2 1973 0–2 0.0% 1,495 0 0
1973 0–3 0.0% 1,514 0 2 1974 1–2 33.3% 1,489 0 0
1974 10–12 45.5% 1,595 0 2 1975 15–12 55.6% 1,599 0 0
1975 30–17 63.8% 1,662 0 4 1976 8–10 44.4% 1,607 0 1
1976 14–6 70.0% 1,691 0 7 1977 20–14 58.8% 1,766 0 2
1977 2–5 28.6% 1,636 0 7 1978 29–23 55.8% 1,797 0 2
1978 13–12 52.0% 1,714 1 8 1979 15–23 39.5% 1,781 0 2
1979 7–12 36.8% 1,632 1 8 1980 19–18 51.4% 1,740 0 2
1980 5–8 38.5% 1,577 1 8 1981 19–28 40.4% 1,721 0 2
1981 4–9 30.8% 1,555 1 9 1982 36–27 57.1% 1,819 0 2
1982 3–6 33.3% 1,598 1 9 1983 33–26 55.9% 1,754 0 4
1983 5–15 25.0% 1,528 1 9 1984 29–28 50.9% #41 1,801 0 5
1985 8–21 27.6% #41 1,605 0 5
1986 6–11 35.3% #104 1,565 0 5
1987 1–3 25.0% #201 1,558 0 5
1988 0–1 0.0% #287 1,542 0 5