| ITF - M15 Héraklion | 2021/05/23 10:00 | Born, Yannick Stephan v Gaponenko, Alexander | 6-4,7-6 |
| ITF - M15 Héraklion | 2021/05/17 07:00 | Born, Yannick Stephan v Matthew Dellavedova | 3-6,2-6 |
| ITF - M15 Héraklion | 2021/05/16 06:30 | Born, Yannick Stephan v Nico Hornitschek | 4-6,7-6,10-6 |
| ITF M25 Meerbusch | 2021/04/11 14:00 | Born, Yannick Stephan v Dietel, Maximilian | 4-6,6-1,8-10 |
| ITF - M15 Monastir | 2021/03/15 09:00 | Edoardo Zanada v Born, Yannick Stephan | 6-1,6-3 |
| ITF - M15 Monastir | 2021/03/14 10:00 | Born, Yannick Stephan v Samuele Pieri | 6-3,3-6,10-7 |
| ITF - M15 Monastir | 2021/03/07 09:00 | Alessandro Ingarao v Born, Yannick Stephan | 6-4,6-0 |
| Exo Tennis Germany Series | 2020/06/07 08:00 | Born, Yannick Stephan v Gelhardt, Luca | 3-6,5-7 |