| Sebastian Fanselow | |
| Birth Date: | 1991 12, df=yes |
| Birth Place: | Saarlouis, Germany |
| Plays: | Right-handed |
| Careerprizemoney: | $218,313 |
| Singlesrecord: | 0–1 (at ATP Tour level, Grand Slam level, and in Davis Cup) |
| Singlestitles: | 12 ITF |
| Highestsinglesranking: | No. 273 (8 August 2022) |
| Currentsinglesranking: | No. 331 (9 September 2024) |
| Doublesrecord: | 0–0 (at ATP Tour level, Grand Slam level, and in Davis Cup) |
| Doublestitles: | 5 ITF |
| Highestdoublesranking: | No. 358 (15 August 2022) |
| Currentdoublesranking: | No. 701 (9 September 2024) |
| Updated: | 10 September 2024 |
Sebastian Fanselow (born 30 December 1991) is a German tennis player.He has a career high ATP singles ranking of world No. 273, achieved on 8 August 2022, and a doubles ranking of No. 358, achieved on 15 August 2022.[1]
He made his ATP main draw debut at the 2024 Lyon Open after entering the singles main draw as a lucky loser, losing to Yoshihito Nishioka in the first round.