H2H data updated: 2026-09-14 00:00 UTC
Marketa Wallenfels holds a 1–0 lead over Clelia Mazzoleni in their WTA head-to-head. Across 1 main-draw meeting, Marketa Wallenfels leads 1–0 on clay. Most recently, Marketa Wallenfels won the 1972 St. Moritz quarterfinal 6-4 7-5.
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| Player | Score | Player | Match Data | Date | Round | Tournament | Category | Surface |
|---|---|---|---|---|---|---|---|---|
| Marketa Wallenfels | 6-4 7-5 | Clelia Mazzoleni | Match data | Sep 2, 1972* | QF | St. Moritz | 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.
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Marketa Wallenfels | — | — | — | 1,549 | 6 | 6 | 50.0% | 0 | 0 | 0 | 0 | 0 | 0 |
| Clelia Mazzoleni | — | — | — | 1,500 | 1 | 3 | 25.0% | 0 | 0 | 0 | 0 | 0 | 0 |
Seasons are aligned by the age each player spent most of that calendar year. GS and Titles are cumulative career totals through that season.
| Marketa Wallenfels | Clelia Mazzoleni | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Yr | W-L | Win % | Rank | Elo | GS | Titles | Yr | W-L | Win % | Rank | Elo | GS | Titles |
| 1972 | 1–1 | 50.0% | — | 1,512 | 0 | 0 | 1972 | 0–1 | 0.0% | — | 1,484 | 0 | 0 |
| 1974 | 0–1 | 0.0% | — | 1,503 | 0 | 0 | 1973 | 1–1 | 50.0% | — | 1,497 | 0 | 0 |
| 1975 | 2–1 | 66.7% | — | 1,535 | 0 | 0 | 1978 | 0–1 | 0.0% | — | — | 0 | 0 |
| 1977 | 1–1 | 50.0% | — | 1,534 | 0 | 0 | — | — | — | — | — | — | — |
| 1980 | 2–2 | 50.0% | — | 1,539 | 0 | 0 | — | — | — | — | — | — | — |
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.
| Marketa Wallenfels | Clelia Mazzoleni | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| Yr | Clay | Yr | Clay | ||||||
| W | L | M | Win % | W | L | M | Win % | ||
| 1972 | 1 | 1 | 2 | 50.0% | 1972 | 0 | 1 | 1 | 0.0% |
| 1974 | 0 | 1 | 1 | 0.0% | 1973 | 1 | 1 | 2 | 50.0% |
| 1975 | 2 | 1 | 3 | 66.7% | 1978 | 0 | 1 | 1 | 0.0% |
| 1977 | 1 | 1 | 2 | 50.0% | — | — | — | — | — |
| 1980 | 2 | 2 | 4 | 50.0% | — | — | — | — | — |
| Career | 6 | 6 | 12 | 50.0% | Career | 1 | 3 | 4 | 25.0% |
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.
| Marketa Wallenfels | Clelia Mazzoleni | ||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 |
| 1972 | 1513 | 108.6 | — | — | — | — | — | — | — | 60.0% | +0.80 | 0–1 | — | — | +0.13 | 1972 | 1484 | 98.5 | — | — | — | — | — | — | — | 0.0% | -2.00 | — | — | — | +0.25 |
| 1974 | 1504 | 101.0 | — | — | — | — | — | — | — | 0.0% | -2.50 | — | 0–1 | — | -0.04 | 1973 | 1498 | 109.0 | — | — | — | — | — | — | — | 50.0% | +0.25 | — | — | — | -0.16 |
| 1975 | 1536 | 107.6 | — | — | — | — | — | +28 | — | 66.7% | +0.67 | — | — | — | +0.20 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 1977 | 1535 | 102.3 | — | — | — | — | — | — | — | 60.0% | +0.40 | 0–1 | — | — | +0.19 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 1980 | 1539 | 100.5 | — | — | — | — | — | +24 | — | 50.0% | -0.63 | — | 0–1 | — | +0.13 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Career | 1550 | 107.7 | — | — | — | — | — | +26 | — | 53.8% | 0.00 | 0–2 | 0–2 | — | +5.08 | Career | 1500 | 104.0 | — | — | — | — | — | — | — | 33.3% | -0.50 | — | — | — | +3.00 |
Each player's five most-played main-draw opponents. The current matchup is highlighted when it appears in a player's top five.
| Opponent | W | L | M | Last Played | H2H |
|---|---|---|---|---|---|
| Katja Ebbinghaus | 0 | 1 | 1 | Jul 28, 1980 | H2H |
| Edith Winkens | 1 | 0 | 1 | Jul 27, 1980 | H2H |
| Andrea Steinegger | 0 | 1 | 1 | Jul 23, 1980 | H2H |
| N Fischer | 1 | 0 | 1 | Jul 22, 1980 | H2H |
| Amelie Hacks | 0 | 1 | 1 | Aug 9, 1977 | H2H |
| Opponent | W | L | M | Last Played | H2H |
|---|---|---|---|---|---|
| Nathalie Fuchs | 0 | 1 | 1 | Apr 7, 1978 | H2H |
| Helga Schultze | 0 | 1 | 1 | Jul 19, 1973 | H2H |
| Gina Diaz Ponce | 1 | 0 | 1 | Jul 18, 1973 | H2H |
| Marketa Wallenfels | 0 | 1 | 1 | Sep 2, 1972 | H2H |