Hungary: M15 Budapest - Singles - Main
United Kingdom: Chiswick - Singles - Main
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Seifert Stefan Stats, Results & Fixtures
- Show:
 France: M25 Hazebrouck - Singles - Main | |||||||
|---|---|---|---|---|---|---|---|
| 1/8-finals | Nagel A. | Seifert S. | 2:0 (6:2, 6:3) | details | 08.01.2026 | ||
| 1/16-finals | Herman L. | Seifert S. | 1:2 (6:3, 2:6, 3:6) | details | 07.01.2026 | ||
 Egypt: M15 Sharm ElSheikh 17 - Singles - Main | |||||||
| 1/16-finals | Ursu V. | Seifert S. | 2:0 (6:3, 6:4) | details | 12.11.2025 | ||
| France: M15+H Rodez - Singles - Main | |||||||
| Semi-finals | Nagel A. | Seifert S. | 2:0 (6:2, 6:2) | details | 11.10.2025 | ||
| Quarter-finals | Seifert S. | Zhu M. | 2:0 (6:3, 7:65) | details | 10.10.2025 | ||
- Show:
 Germany: M15 Oberhaching - Doubles - Main | |||||||
|---|---|---|---|---|---|---|---|
| Final | Lemstra K./Negritu Ch. | Muscheites L./Seifert S. | 0:2 (3:6, 5:7) | details | 22.02.2020 | ||
| Semi-finals | Michnev P./Paulson A. | Muscheites L./Seifert S. | 0:2 (3:6, 3:6) | details | 21.02.2020 | ||
| Quarter-finals | Rehberg M. H./Schifris J. | Muscheites L./Seifert S. | 0:2 (2:6, 0:6) | details | 20.02.2020 | ||
| 1/8-finals | Muscheites L./Seifert S. | Paul J./Steinegger Y. | 2:0 (6:2, 6:3) | details | 19.02.2020 | ||
 Greece: M15 Heraklion - Doubles - Main | |||||||
| Quarter-finals | Muscheites L./Seifert S. | Kalovelonis M./Theodorou E. | 1:2 (6:1, 3:6, 9:11) | details | 13.02.2020 | ||
