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

Chris Oneil vs Elizabeth Vlotman H2H: 2-0

Chris Oneil holds a 2–0 lead over Elizabeth Vlotman in their WTA head-to-head. Across 2 main-draw meetings, Chris Oneil leads 1–0 on clay and 1–0 on grass. Most recently, Chris Oneil won the 1975 Surbiton round of 16 6-4 8-6.

AUS Age 70 Right-Handed
H2H
2 0
2 main-draw meetings

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
Chris Oneil 6-4 8-6 Elizabeth Vlotman Match data May 30, 1975* R16 Surbiton WTA 250 Grass
Chris Oneil 6-4 6-4 Elizabeth Vlotman Match data May 9, 1975* R16 Paddington 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
Chris Oneil 1,766 99 108 47.8% 1 0 0 2 6 9
Elizabeth Vlotman 1,689 41 42 49.4% 0 0 0 0 3 3

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 Chris Oneil Elizabeth Vlotman
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
15 1970 0–1 0.0% 1,490 0 0
16 1972 6–3 66.7% 1,547 0 2 1971 7–5 58.3% 1,548 0 0
17 1973 0–3 0.0% 1,502 0 2 1972 4–3 57.1% 1,587 0 0
18 1974 10–12 45.5% 1,588 0 2 1973 1–3 25.0% 1,573 0 0
19 1975 30–17 63.8% 1,661 0 4 1974 0–1 0.0% 1,568 0 0
20 1976 14–6 70.0% 1,691 0 7 1975 22–20 52.4% 1,633 0 0
21 1977 2–5 28.6% 1,638 0 7 1976 2–7 22.2% 1,573 0 0
22 1978 13–12 52.0% 1,716 1 8 1977 3–1 75.0% 1,617 0 3
23 1979 7–12 36.8% 1,630 1 8
24 1980 5–8 38.5% 1,575 1 8 1979 2–1 66.7% 1,626 0 3
25 1981 4–9 30.8% 1,552 1 9
26 1982 3–6 33.3% 1,595 1 9
27 1983 5–15 25.0% 1,526 1 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 Chris Oneil Elizabeth Vlotman
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 %
15 1970 0 1 1 0.0%
16 1972 3 0 3 100.0% 3 3 6 50.0% 1971 7 5 12 58.3%
17 1973 0 3 3 0.0% 1972 4 3 7 57.1%
18 1974 4 4 8 50.0% 6 8 14 42.9% 1973 1 3 4 25.0%
19 1975 18 5 23 78.3% 10 8 18 55.6% 1974 0 1 1 0.0%
20 1976 3 3 6 50.0% 4 2 6 66.7% 1975 3 4 7 42.9% 6 6 12 50.0% 5 5 10 50.0% 2 1 3 66.7%
21 1977 0 2 2 0.0% 2 3 5 40.0% 1976 0 1 1 0.0% 2 3 5 40.0% 0 3 3 0.0%
22 1978 0 2 2 0.0% 1 3 4 25.0% 10 4 14 71.4% 0 1 1 0.0% 1977 3 1 4 75.0%
23 1979 2 2 4 50.0% 1 4 5 20.0% 2 5 7 28.6%
24 1980 0 1 1 0.0% 2 4 6 33.3% 3 2 5 60.0% 0 1 1 0.0% 1979 2 1 3 66.7%
25 1981 0 5 5 0.0% 2 4 6 33.3%
26 1982 1 3 4 25.0% 2 2 4 50.0% 0 1 1 0.0%
27 1983 2 6 8 25.0% 0 4 4 0.0% 2 4 6 33.3%
Career 4 11 15 26.7% 33 37 70 47.1% 46 48 94 48.9% 0 3 3 0.0% 20 20 40 50.0% 8 9 17 47.1% 5 8 13 38.5% 2 1 3 66.7%

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 Chris Oneil Elizabeth Vlotman
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
15 1970 1491 100.2 33.3% -1.33 0–1 +0.03
16 1972 1548 107.2 +39 +1 57.9% +0.53 2–1 (67%) 3–0 (100%) 104.5 +1.29 1971 1549 106.4 +49 50.0% -0.11 4–2 (67%) 1–0 +1.66
17 1973 1503 96.5 -14 14.3% -2.00 0–1 0–2 +0.32 1972 1588 118.8 +50 60.0% +1.27 0–1 0–1 +0.01
18 1974 1589 130.7 +28 -30 49.0% -0.18 2–5 (29%) 1–1 -0.21 1973 1573 99.1 +43 22.2% -2.33 1–0 +0.53
19 1975 1661 134.9 +126 -23 61.8% +0.86 5–3 (63%) 7–1 (88%) 106.5 +3.59 1974 1568 99.8 0.0% -4.50 -0.10
20 1976 1691 124.2 +57 -6 68.2% +1.39 2–2 (50%) 2–1 (67%) 100.3 +2.35 1975 1634 125.4 +28 -67 -34 52.7% +0.15 4–5 (44%) 3–1 (75%) 100.1 +0.52
21 1977 1638 111.9 +4 35.3% -0.53 1–2 (33%) 1–0 +0.42 1976 1573 104.1 +9 -15 22.2% -1.78 0–2 +0.18
22 1978 1716 126.6 -151 -47 +65 49.1% 0.00 4–3 (57%) 1–1 +1.21 1977 1618 109.5 +34 77.8% +2.11 0–1 +1.00
23 1979 1631 118.0 -44 -33 +83 43.2% -0.55 3–5 (38%) 1–0 +1.29
24 1980 1576 99.2 -18 +119 37.9% -0.79 2–1 (67%) 0–3 (0%) 98.2 +0.16 1979 1626 105.0 +47 62.5% +0.88 1–1 0–1 +1.05
25 1981 1552 111.1 -52 +127 39.3% -1.11 1–3 (25%) 2–1 (67%) +0.74
26 1982 1596 132.3 -112 +127 38.1% -0.76 1–2 (33%) 1–2 (33%) 100.0 -1.11
27 1983 1527 99.9 -38 -41 +147 27.3% -1.34 2–2 (50%) 0–5 (0%) 95.9 +0.78
Career 1766 128.0 -62 +33 +36 48.6% -0.06 25–30 (45%) 19–17 (53%) 100.0 +5.26 1689 120.0 +42 -45 -30 49.2% -0.05 10–11 (48%) 4–5 (44%) 97.9 +5.95

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.