H2H data updated: 2026-09-14 00:00 UTC

Yvonne Vermaak vs Mary Joe Fernandez H2H: 0-1

Mary Joe Fernandez holds a 1–0 lead over Yvonne Vermaak in their WTA head-to-head. Across 1 main-draw meeting, Mary Joe Fernandez leads 1–0 on hard courts. Most recently, Mary Joe Fernandez won the 1985 Delray Beach round of 64 6-3 6-3.

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Yvonne Vermaak
RSA Age 69 Right-Handed 155 cm / 5'1"
H2H
0 – 1
1 main-draw meetings
Mary Joe Fernandez
USA Age 55 Right-Handed 176 cm / 5'9"

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
Mary Joe Fernandez 6-3 6-3 Yvonne Vermaak #41 Match data Feb 7, 1985* R64 Delray Beach Series Category 4 → modern equivalent WTA 500 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
Yvonne Vermaak #558 #38 10 1,892 239 249 49.0% 0 0 0 0 5 5
Mary Joe Fernandez #136 #4 2,114 2,196 417 195 68.1% 0 1 0 5 1 7

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 Yvonne Vermaak Mary Joe Fernandez
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
12 — — — — — — — 1984 0–2 0.0% — 1,474 0 0
13 — — — — — — — 1985 5–6 45.5% #99 1,553 0 0
14 — — — — — — — 1986 18–14 56.2% #27 1,765 0 0
15 — — — — — — — 1987 24–14 63.2% #20 1,896 0 0
16 1973 0–2 0.0% — 1,495 0 0 1988 22–11 66.7% #15 1,947 0 0
17 1974 1–2 33.3% — 1,489 0 0 1989 32–15 68.1% #12 1,985 0 0
18 1975 15–12 55.6% — 1,599 0 0 1990 40–10 80.0% #4 2,125 0 2
19 1976 8–10 44.4% — 1,606 0 1 1991 47–18 72.3% #8 2,062 0 2
20 1977 20–14 58.8% — 1,765 0 2 1992 51–17 75.0% #6 2,121 0 2
21 1978 29–23 55.8% — 1,791 0 2 1993 34–13 72.3% #7 2,058 0 3
22 1979 15–23 39.5% — 1,779 0 2 1994 21–9 70.0% #14 1,977 0 4
23 1980 19–18 51.4% — 1,741 0 2 1995 29–11 72.5% #8 2,039 0 6
24 1981 19–28 40.4% — 1,719 0 2 1996 30–17 63.8% #16 1,935 0 6
25 1982 36–27 57.1% — 1,820 0 2 1997 39–16 70.9% #10 1,990 0 7
26 1983 33–26 55.9% — 1,754 0 4 1998 8–8 50.0% #77 1,935 0 7
27 1984 29–28 50.9% #41 1,800 0 5 1999 17–13 56.7% #38 1,901 0 7
28 1985 8–21 27.6% #41 1,604 0 5 2000 0–1 0.0% #136 1,880 0 7
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 — — — — — — —

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 Yvonne Vermaak Mary Joe Fernandez
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 %
12 — — — — — — — — — — — — — — — — — 1984 0 2 2 0.0% — — — — — — — — — — — —
13 — — — — — — — — — — — — — — — — — 1985 5 4 9 55.6% 0 2 2 0.0% — — — — — — — —
14 — — — — — — — — — — — — — — — — — 1986 7 5 12 58.3% 10 5 15 66.7% 1 2 3 33.3% 0 2 2 0.0%
15 — — — — — — — — — — — — — — — — — 1987 9 5 14 64.3% 9 5 14 64.3% 3 2 5 60.0% 3 2 5 60.0%
16 1973 0 2 2 0.0% — — — — — — — — — — — — 1988 11 5 16 68.8% 3 3 6 50.0% 7 2 9 77.8% 1 1 2 50.0%
17 1974 1 2 3 33.3% — — — — — — — — — — — — 1989 11 6 17 64.7% 6 2 8 75.0% 6 2 8 75.0% 9 5 14 64.3%
18 1975 4 3 7 57.1% 7 4 11 63.6% 3 4 7 42.9% — — — — 1990 17 4 21 81.0% 7 3 10 70.0% 3 1 4 75.0% 13 2 15 86.7%
19 1976 1 1 2 50.0% 7 6 13 53.8% 0 2 2 0.0% 0 1 1 0.0% 1991 22 8 30 73.3% 11 4 15 73.3% 9 2 11 81.8% 5 4 9 55.6%
20 1977 3 2 5 60.0% 6 7 13 46.2% 8 2 10 80.0% 3 3 6 50.0% 1992 27 8 35 77.1% 12 4 16 75.0% 6 2 8 75.0% 6 3 9 66.7%
21 1978 13 7 20 65.0% 2 2 4 50.0% 8 4 12 66.7% 6 10 16 37.5% 1993 16 4 20 80.0% 12 3 15 80.0% 3 2 5 60.0% 3 4 7 42.9%
22 1979 4 6 10 40.0% 4 4 8 50.0% 5 4 9 55.6% 2 9 11 18.2% 1994 13 5 18 72.2% 6 2 8 75.0% 2 1 3 66.7% 0 1 1 0.0%
23 1980 2 5 7 28.6% 9 5 14 64.3% 4 4 8 50.0% 4 4 8 50.0% 1995 14 4 18 77.8% 4 4 8 50.0% 4 1 5 80.0% 7 2 9 77.8%
24 1981 7 9 16 43.8% 11 9 20 55.0% 0 1 1 0.0% 1 9 10 10.0% 1996 13 8 21 61.9% 8 4 12 66.7% 8 2 10 80.0% 1 3 4 25.0%
25 1982 4 4 8 50.0% 13 7 20 65.0% 9 6 15 60.0% 10 10 20 50.0% 1997 22 8 30 73.3% 13 4 17 76.5% 3 2 5 60.0% 1 2 3 33.3%
26 1983 14 4 18 77.8% 7 8 15 46.7% 8 5 13 61.5% 4 9 13 30.8% 1998 7 6 13 53.8% 1 1 2 50.0% — — — — 0 1 1 0.0%
27 1984 12 7 19 63.2% 7 8 15 46.7% 8 6 14 57.1% 2 7 9 22.2% 1999 9 8 17 52.9% 7 3 10 70.0% 0 1 1 0.0% 1 1 2 50.0%
28 1985 5 8 13 38.5% 1 4 5 20.0% 1 3 4 25.0% 1 6 7 14.3% 2000 0 1 1 0.0% — — — — — — — — — — — —
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% — — — — — — — — — — — — — — — — — — — — — — — — — — — — —
Career — 72 64 136 52.9% 78 72 150 52.0% 55 44 99 55.6% 33 68 101 32.7% — 203 91 294 69.0% 109 49 158 69.0% 55 22 77 71.4% 50 33 83 60.2%

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 Yvonne Vermaak Mary Joe Fernandez
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
12 — — — — — — — — — — — — — — — — 1984 1475 98.2 — — — — — — — 20.0% -1.20 0–1 — — +0.18
13 — — — — — — — — — — — — — — — — 1985 1554 130.0 — — — — +65 — — 50.0% +0.04 0–2 2–0 — -0.49
14 — — — — — — — — — — — — — — — — 1986 1765 147.3 — — — — -82 -11 -174 54.2% +0.32 5–3 (63%) 4–2 (67%) 107.3 -4.54
15 — — — — — — — — — — — — — — — — 1987 1897 158.0 — — — — -60 -77 -252 61.2% +1.15 5–4 (56%) 2–4 (33%) 100.5 -5.16
16 1973 1496 101.8 — — — — — — — 20.0% -3.20 0–1 — — -0.39 1988 1947 151.0 — — — — -47 -156 -175 68.2% +1.45 5–1 (83%) 0–4 (0%) 103.5 -2.13
17 1974 1489 99.2 — — — — +44 — — 42.9% -0.71 0–1 — — +0.69 1989 1986 162.4 — — — — -24 -108 -155 63.2% +1.20 9–3 (75%) 4–6 (40%) 104.1 -2.80
18 1975 1599 120.1 — — — — +53 -2 -47 57.1% +0.46 3–6 (33%) 3–0 (100%) 100.2 +2.43 1990 2126 168.3 — — — — +40 -229 -238 79.2% +2.17 7–2 (78%) 4–0 (100%) 107.8 +0.66
19 1976 1607 119.9 — — — — -10 +40 — 48.8% +0.09 2–5 (29%) 1–3 (25%) — +0.96 1991 2063 164.9 — — — — +20 -103 -62 69.6% +1.53 5–6 (45%) 3–1 (75%) 97.9 -0.78
20 1977 1765 138.0 — — — — -79 -79 -75 58.1% +0.41 3–3 (50%) 6–5 (55%) 102.4 +0.27 1992 2121 171.9 — — — — +33 -59 -48 69.4% +1.32 11–2 (85%) 6–5 (55%) 106.9 -1.97
21 1978 1791 135.3 — — — — +3 -132 -30 52.6% +0.33 8–6 (57%) 2–6 (25%) 99.2 +2.99 1993 2058 164.0 — — — — +1 +127 -28 66.1% +1.05 11–4 (73%) 9–3 (75%) 105.3 +0.67
22 1979 1780 155.2 — — — — -44 -74 +25 40.5% -0.50 4–4 (50%) 1–2 (33%) 99.0 -4.03 1994 1977 147.9 — — — — +8 +146 +2 66.2% +0.96 6–5 (55%) 6–2 (75%) 99.6 +0.06
23 1980 1742 138.8 — — — — -89 +32 +50 52.5% +0.26 2–4 (33%) 4–3 (57%) 99.5 -4.96 1995 2039 159.3 — — — — +38 -7 -10 64.8% +1.11 10–1 (91%) 4–3 (57%) 107.6 -0.51
24 1981 1720 143.5 — — — — -64 +96 — 43.1% -0.39 4–6 (40%) 1–5 (17%) 96.9 -2.78 1996 1935 158.7 — — — — -4 +81 +198 61.9% +1.09 7–0 (100%) 2–6 (25%) 103.3 -1.36
25 1982 1820 142.9 — — — — -77 +69 -9 55.2% +0.06 11–10 (52%) 9–10 (47%) 99.8 -3.53 1997 1990 164.4 — — — — +18 +53 +117 66.9% +1.20 10–5 (67%) 2–4 (33%) 100.0 -1.63
26 1983 1755 138.0 — — — — +7 +104 +97 55.4% +0.20 10–11 (48%) 7–3 (70%) 100.0 +1.14 1998 1935 150.6 — — — — +21 — — 50.0% -0.03 3–1 (75%) 4–2 (67%) 101.7 -1.81
27 1984 1801 134.8 — — — — -65 -14 +95 53.1% +0.15 5–11 (31%) 7–8 (47%) 94.0 -0.64 1999 1902 152.1 — — — — -1 +93 — 56.5% +0.72 6–5 (55%) 1–6 (14%) 93.5 -2.78
28 1985 1605 125.4 — — — — +10 +114 +210 37.7% -0.97 1–10 (9%) 0–1 — -0.99 2000 1881 102.8 — — — — — — — 0.0% -2.00 — — — -0.21
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 — — — — — — — — — — — — — — — —
Career — 1892 141.9 — — — — -33 +33 +34 50.0% -0.05 55–80 (41%) 41–47 (47%) 93.1 -1.91 — 2197 168.6 — — — — +6 -13 -56 64.9% +1.15 100–45 (69%) 53–48 (52%) 107.6 -4.04

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.