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

Michele Gurdal vs Valerie Ziegenfuss H2H: 1-1

Michele Gurdal and Valerie Ziegenfuss are tied 1–1 in their WTA head-to-head. Across 2 main-draw meetings, they are tied 1–1 on grass. Most recently, Michele Gurdal won the 1975 Wimbledon round of 32 6-3 6-3.

BEL Age 73 Left-Handed
H2H
1 1
2 main-draw meetings

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
Michele Gurdal 6-3 6-3 Valerie Ziegenfuss Match data Jun 29, 1975* R32 Wimbledon Grand Slam Grass
Valerie Ziegenfuss 6-2 8-9 6-3 Michele Gurdal Match data Jun 27, 1973* R128 Wimbledon Grand Slam Grass

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
Michele Gurdal 1,715 90 135 40.0% 0 0 0 0 3 3
Valerie Ziegenfuss 1,954 231 232 49.9% 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 Michele Gurdal Valerie Ziegenfuss
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
17 1970 2–3 40.0% 1,475 0 0
18 1971 1–1 50.0% 1,490 0 0
19 1972 7–13 35.0% 1,464 0 1 1968 35–24 59.3% 1,605 0 0
20 1973 11–19 36.7% 1,551 0 1 1969 28–24 53.8% 1,733 0 1
21 1974 19–22 46.3% 1,598 0 1 1970 40–28 58.8% 1,779 0 2
22 1975 18–24 42.9% 1,589 0 1 1971 23–29 44.2% 1,798 0 3
23 1976 13–14 48.1% 1,675 0 3 1972 26–24 52.0% 1,820 0 3
24 1977 3–11 21.4% 1,576 0 3 1973 33–29 53.2% 1,761 0 3
25 1978 8–15 34.8% 1,550 0 3 1974 12–14 46.2% 1,788 0 3
26 1979 5–6 45.5% 1,536 0 3 1975 16–16 50.0% 1,830 0 3
27 1980 3–6 33.3% 1,516 0 3 1976 12–20 37.5% 1,746 0 3
28 1981 0–1 0.0% 1,511 0 3 1977 2–12 14.3% 1,677 0 3
29 1978 3–11 21.4% 1,654 0 3
30 1979 1–1 50.0% 1,667 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 Michele Gurdal Valerie Ziegenfuss
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 %
17 1970 1 2 3 33.3% 1 1 2 50.0%
18 1971 1 1 2 50.0%
19 1972 1 1 2 50.0% 4 5 9 44.4% 1 6 7 14.3% 1 1 2 50.0% 1968 5 4 9 55.6% 16 9 25 64.0% 13 9 22 59.1% 1 2 3 33.3%
20 1973 3 5 8 37.5% 7 7 14 50.0% 1 7 8 12.5% 1969 5 6 11 45.5% 12 8 20 60.0% 10 8 18 55.6% 1 2 3 33.3%
21 1974 12 12 24 50.0% 7 8 15 46.7% 0 2 2 0.0% 1970 12 7 19 63.2% 13 8 21 61.9% 12 8 20 60.0% 2 3 5 40.0%
22 1975 0 3 3 0.0% 7 10 17 41.2% 9 7 16 56.3% 0 2 2 0.0% 1971 4 6 10 40.0% 10 7 17 58.8% 6 6 12 50.0% 3 10 13 23.1%
23 1976 11 10 21 52.4% 2 4 6 33.3% 1972 6 4 10 60.0% 9 7 16 56.3% 4 4 8 50.0% 7 9 16 43.8%
24 1977 2 5 7 28.6% 1 4 5 20.0% 0 1 1 0.0% 1973 5 6 11 45.5% 6 6 12 50.0% 8 4 12 66.7% 12 12 24 50.0%
25 1978 0 1 1 0.0% 2 4 6 33.3% 3 6 9 33.3% 0 2 2 0.0% 1974 3 4 7 42.9% 0 1 1 0.0% 0 1 1 0.0% 9 8 17 52.9%
26 1979 0 1 1 0.0% 2 2 4 50.0% 1975 8 6 14 57.1% 3 3 6 50.0% 1 1 2 50.0% 4 6 10 40.0%
27 1980 0 1 1 0.0% 1 3 4 25.0% 2 2 4 50.0% 1976 3 3 6 50.0% 4 8 12 33.3% 4 4 8 50.0% 1 5 6 16.7%
28 1981 0 1 1 0.0% 1977 0 1 1 0.0% 0 4 4 0.0% 0 1 1 0.0% 2 6 8 25.0%
29 1978 0 4 4 0.0% 3 3 6 50.0% 0 2 2 0.0% 0 2 2 0.0%
30 1979 1 1 2 50.0%
Career 4 11 15 26.7% 48 61 109 44.0% 28 46 74 37.8% 2 9 11 18.2% 52 52 104 50.0% 76 64 140 54.3% 58 48 106 54.7% 42 65 107 39.3%

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 Michele Gurdal Valerie Ziegenfuss
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
17 1970 1476 94.7 +10 41.7% -0.67 1–1 +1.60
18 1971 1491 100.3 40.0% -1.00 1–0 +0.19
19 1972 1465 98.0 +97 +73 -5 34.1% -1.43 3–1 (75%) 0–2 +2.30 1968 1605 119.1 -45 +58 +13 57.4% +0.80 9–4 (69%) -0.64
20 1973 1551 123.8 +12 +55 -111 40.8% -0.65 4–7 (36%) 3–1 (75%) +1.82 1969 1734 126.4 -175 -30 +9 51.4% +0.32 6–3 (67%) -2.24
21 1974 1599 128.2 -3 -66 48.2% +0.18 0–5 (0%) 1–3 (25%) 92.5 +1.57 1970 1780 133.1 -34 -31 +26 55.6% +0.45 11–4 (73%) 0–1 -2.50
22 1975 1590 130.3 -58 +7 +40 48.5% -0.08 2–11 (15%) 3–3 (50%) 90.9 +0.39 1971 1799 143.5 -114 +2 0 46.0% -0.35 5–8 (38%) 3–2 (60%) 99.7 -6.44
23 1976 1675 122.7 +10 -55 47.5% -0.69 4–3 (57%) 5–0 (100%) 106.9 -1.11 1972 1821 139.7 -47 -20 -41 48.2% +0.09 9–3 (75%) 4–4 (50%) 105.3 -5.05
24 1977 1576 111.9 +75 -40 33.3% -1.24 0–5 (0%) 1–0 +0.31 1973 1761 143.5 -2 +54 +48 54.3% +0.18 7–9 (44%) 4–5 (44%) 95.0 -5.77
25 1978 1551 118.7 -88 +37 +3 36.7% -0.71 1–2 (33%) 1–3 (25%) 97.1 +0.56 1974 1789 134.2 +8 46.6% -0.29 3–3 (50%) 0–3 (0%) 97.0 -2.64
26 1979 1536 99.7 +30 44.0% -0.76 2–1 (67%) 1–0 +1.54 1975 1830 135.8 +53 -30 49.3% -0.35 6–5 (55%) 2–2 (50%) 99.8 -0.81
27 1980 1516 97.6 +5 +35 40.0% -0.85 0–2 0–2 +0.29 1976 1746 126.6 +34 -51 +32 41.1% -0.78 3–6 (33%) 3–2 (60%) 97.3 -2.74
28 1981 1511 103.4 33.3% -3.00 0–1 -0.11 1977 1678 124.2 +10 -22 16.7% -2.17 1–1 1–3 (25%) -1.87
29 1978 1654 130.9 -20 +22 29.4% -1.50 2–4 (33%) 3–1 (75%) 99.1 -2.61
30 1979 1667 111.1 40.0% -0.20 1–0 0–1 -0.15
Career 1715 122.8 -4 +24 -20 43.0% -0.55 18–39 (32%) 15–14 (52%) 92.2 +4.17 1954 139.2 -28 -1 +15 49.3% -0.01 63–50 (56%) 20–24 (45%) 101.1 -7.31

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.