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

Claudia Porwik vs Marianne Werdel Witmeyer H2H: 1-1

Claudia Porwik and Marianne Werdel Witmeyer are tied 1–1 in their WTA head-to-head. Across 2 main-draw meetings, they are tied 1–1 on hard courts. Most recently, Marianne Werdel Witmeyer won the 1992 Canadian Open round of 64 6-3 6-3.

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Claudia Porwik
GER Age 57
H2H
1 – 1
2 main-draw meetings
Marianne Werdel Witmeyer
USA

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
Marianne Werdel Witmeyer 6-3 6-3 Claudia Porwik #80 Match data Aug 19, 1992* R64 Canadian Open Tier I → modern equivalent WTA 1000 Hard
Claudia Porwik #112 7-5 6-0 Marianne Werdel Witmeyer Match data Mar 21, 1989* R128 Key Biscayne WTA 250 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
Claudia Porwik #579 #29 148 1,786 114 146 43.8% 0 0 0 0 0 0
Marianne Werdel Witmeyer — — — 1,850 181 203 47.1% 0 0 0 0 1 1

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.

Claudia Porwik Marianne Werdel Witmeyer
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
1986 6–5 54.5% #96 1,577 0 0 1983 0–1 0.0% — 1,492 0 0
1987 13–19 40.6% #104 1,581 0 0 1984 0–1 0.0% — 1,477 0 0
1988 11–16 40.7% #68 1,571 0 0 1985 6–3 66.7% — 1,541 0 1
1989 19–18 51.4% #75 1,660 0 0 1986 13–10 56.5% — 1,683 0 1
1990 18–17 51.4% #29 1,667 0 0 1987 10–17 37.0% — 1,659 0 1
1991 14–20 41.2% #80 1,644 0 0 1988 11–20 35.5% — 1,586 0 1
1992 12–18 40.0% #98 1,605 0 0 1989 13–17 43.3% — 1,592 0 1
1993 13–20 39.4% #92 1,601 0 0 1990 18–18 50.0% — 1,745 0 1
1994 0–1 0.0% #256 1,585 0 0 1991 21–19 52.5% — 1,739 0 1
1995 4–7 36.4% #133 1,551 0 0 1992 13–17 43.3% — 1,697 0 1
1996 4–5 44.4% #153 1,563 0 0 1993 21–18 53.8% — 1,748 0 1
— — — — — — — 1994 22–22 50.0% — 1,773 0 1
— — — — — — — 1995 20–18 52.6% — 1,787 0 1
— — — — — — — 1996 8–18 30.8% — 1,665 0 1
— — — — — — — 1997 5–4 55.6% — 1,673 0 1

Surface Results by Career Season

Rows are aligned in career order because complete birth data is unavailable. 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.

Claudia Porwik Marianne Werdel Witmeyer
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 %
1986 3 3 6 50.0% 3 2 5 60.0% — — — — — — — — 1983 — — — — 0 1 1 0.0% — — — — — — — —
1987 4 7 11 36.4% 4 4 8 50.0% 1 4 5 20.0% 4 4 8 50.0% 1984 — — — — — — — — — — — — 0 1 1 0.0%
1988 7 6 13 53.8% 0 4 4 0.0% 4 4 8 50.0% 0 2 2 0.0% 1985 1 2 3 33.3% — — — — — — — — — — — —
1989 15 13 28 53.6% 3 3 6 50.0% 1 1 2 50.0% 0 1 1 0.0% 1986 10 8 18 55.6% — — — — — — — — 3 2 5 60.0%
1990 16 12 28 57.1% — — — — 0 2 2 0.0% 2 3 5 40.0% 1987 2 6 8 25.0% 0 2 2 0.0% 2 4 6 33.3% 6 5 11 54.5%
1991 10 13 23 43.5% 1 3 4 25.0% 0 2 2 0.0% 3 2 5 60.0% 1988 9 16 25 36.0% — — — — 1 3 4 25.0% 1 1 2 50.0%
1992 5 11 16 31.3% 0 2 2 0.0% 2 1 3 66.7% 5 4 9 55.6% 1989 11 14 25 44.0% 1 1 2 50.0% — — — — 1 2 3 33.3%
1993 7 11 18 38.9% 2 2 4 50.0% 2 3 5 40.0% 2 4 6 33.3% 1990 14 12 26 53.8% 1 2 3 33.3% 0 1 1 0.0% 3 3 6 50.0%
1994 0 1 1 0.0% — — — — — — — — — — — — 1991 16 11 27 59.3% 1 2 3 33.3% 2 2 4 50.0% 2 4 6 33.3%
1995 3 4 7 42.9% — — — — 0 2 2 0.0% 1 1 2 50.0% 1992 11 12 23 47.8% 0 2 2 0.0% 1 2 3 33.3% 1 1 2 50.0%
1996 3 2 5 60.0% 0 1 1 0.0% 1 1 2 50.0% 0 1 1 0.0% 1993 14 10 24 58.3% 1 2 3 33.3% 2 2 4 50.0% 4 4 8 50.0%
— — — — — — — — — — — — — — — — — 1994 15 13 28 53.6% 1 2 3 33.3% 2 2 4 50.0% 4 5 9 44.4%
— — — — — — — — — — — — — — — — — 1995 14 11 25 56.0% 1 3 4 25.0% 1 2 3 33.3% 4 2 6 66.7%
— — — — — — — — — — — — — — — — — 1996 3 10 13 23.1% 1 3 4 25.0% 0 2 2 0.0% 4 3 7 57.1%
— — — — — — — — — — — — — — — — — 1997 5 4 9 55.6% — — — — — — — — — — — —
Career 73 83 156 46.8% 13 21 34 38.2% 11 20 31 35.5% 17 22 39 43.6% Career 125 129 254 49.2% 7 20 27 25.9% 11 20 31 35.5% 33 33 66 50.0%

Advanced Statistics Comparison by Career Season

Rows are aligned in career order because complete birth data is unavailable. 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.

Claudia Porwik Marianne Werdel Witmeyer
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
1986 1577 117.2 — — — — +14 +33 — 50.0% -0.42 3–1 (75%) 3–1 (75%) 105.3 +0.65 1983 1492 100.4 — — — — — — — 0.0% -2.50 — 0–1 — -0.02
1987 1582 120.5 — — — — -4 +32 -42 44.7% -0.46 4–8 (33%) 4–1 (80%) 97.8 +1.43 1984 1478 96.1 — — — — — — — 0.0% -4.00 — — — +0.29
1988 1572 125.4 — — — — +20 -30 +14 41.4% -0.72 2–2 (50%) 5–2 (71%) 103.4 +0.38 1985 1542 112.3 — — — — +15 — — 63.2% +0.89 1–0 0–1 — +0.37
1989 1661 127.0 — — — — 0 -72 — 52.9% +0.09 4–7 (36%) 2–3 (40%) 97.4 +0.85 1986 1683 123.1 — — — — +21 — — 50.0% -0.34 8–2 (80%) 5–1 (83%) — +1.30
1990 1667 133.5 — — — — +11 — — 52.5% +0.25 6–8 (43%) 5–2 (71%) 99.4 +1.00 1987 1659 129.2 — — — — +44 — -85 41.9% -0.77 2–6 (25%) 3–0 (100%) — -0.83
1991 1645 123.9 — — — — +28 -98 — 42.7% -0.60 3–4 (43%) 5–4 (56%) 100.4 -1.33 1988 1587 119.6 — — — — +2 — -37 37.3% -1.03 2–3 (40%) 3–2 (60%) 100.4 -1.05
1992 1606 119.1 — — — — +1 — -25 43.3% -0.63 4–5 (44%) 2–2 (50%) 97.3 +1.85 1989 1592 119.9 — — — — -6 — — 44.1% -0.25 4–4 (50%) 3–4 (43%) 99.6 +2.41
1993 1601 124.1 — — — — -13 -41 +10 42.3% -0.62 3–4 (43%) 3–4 (43%) 97.9 -0.38 1990 1746 136.3 — — — — +8 -257 — 51.7% +0.10 7–10 (41%) 6–4 (60%) 103.1 -0.70
1994 1585 97.9 — — — — — — — 0.0% -3.50 — — — +0.19 1991 1740 132.5 — — — — +15 -243 -169 48.9% -0.13 10–4 (71%) 5–4 (56%) 103.3 +0.98
1995 1551 111.6 — — — — +11 — — 44.4% +0.07 1–4 (20%) 1–4 (20%) 95.2 -0.10 1992 1697 133.3 — — — — +32 — -146 48.5% 0.00 3–7 (30%) 4–1 (80%) 98.1 +0.32
1996 1564 110.4 — — — — +28 — — 55.0% +0.25 1–3 (25%) — — +0.74 1993 1749 139.9 — — — — +28 -270 -150 51.6% +0.31 8–5 (62%) 2–2 (50%) 101.6 -0.37
— — — — — — — — — — — — — — — — 1994 1773 143.7 — — — — +15 -260 -181 48.5% -0.08 9–6 (60%) 3–2 (60%) — -0.29
— — — — — — — — — — — — — — — — 1995 1788 149.0 — — — — +45 -292 — 54.1% +0.31 5–6 (45%) 3–2 (60%) 101.2 +0.06
— — — — — — — — — — — — — — — — 1996 1666 124.9 — — — — +54 -192 — 31.6% -1.28 3–2 (60%) 2–0 — +0.43
— — — — — — — — — — — — — — — — 1997 1673 119.1 — — — — +35 — — 52.6% +0.37 1–2 (33%) 0–1 — -0.07
Career 1787 129.2 — — — — +7 -22 -6 46.3% -0.33 31–46 (40%) 30–23 (57%) 98.7 +2.04 Career 1850 139.7 — — — — +22 -251 -124 47.3% -0.20 63–57 (53%) 39–25 (61%) 108.6 +0.74

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.