| Name | S. Seifert |
| Country | Germany |
| DOB | 28.02.1985 |
| Season | Type | Rank | Titles | Won | Lost | Hard Won | Hard Lost | Clay Won | Clay Lost | Grass Won | Grass Lost |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2020 | doubles | 833 | 1 | 5 | 3 | 5 | 3 | ||||
| 2012 | doubles | 646 | 0 | 3 | 3 | 3 | 3 | ||||
| 2011 | doubles | 1512 | 0 | 1 | 1 | 1 | 1 | ||||
| 2020 | singles | 716 | 0 | 5 | 4 | 5 | 4 | ||||
| 2019 | singles | 751 | 0 | 6 | 2 | 6 | 2 | ||||
| 2018 | singles | 0 | 4 | 4 | 4 | 3 | 0 | 1 | |||
| 2014 | singles | 1727 | 0 | 1 | 1 | 1 | 1 | ||||
| 2013 | singles | 319 | 1 | 16 | 12 | 16 | 9 | 0 | 1 | 0 | 2 |
| 2012 | singles | 318 | 3 | 29 | 17 | 29 | 14 | 0 | 2 | 0 | 1 |
| 2011 | singles | 289 | 2 | 25 | 6 | 25 | 6 | ||||
| 2025 | singles | 0 | 1 | 3 | 1 | 3 |
| Name | Season | Type | Surface | Prize |
|---|---|---|---|---|
| Nussloch (ITF) | 2013 | singles | hard (indoor) | $15,000 |
| Leimen (ITF) | 2012 | singles | hard (indoor) | $10,000 |
| Sherbrooke (ITF) | 2012 | singles | hard | $15,000 |
| Gatineau (ITF) | 2012 | singles | hard | $15,000 |
| Antalya 7 (ITF) | 2011 | singles | hard | $10,000 |
| Akko (ITF) | 2011 | singles | hard | $10,000 |
| M15 Oberhaching (ITF) | 2020 | doubles | hard (indoor) | $15,000 |
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