Stadium: Center Court Round: 25 Ground: Clay
| Challenger - Rome | 2021/04/27 10:00 | Felipe Meligeni Rodrigues Alves v Enzo Couacaud | 6-3,6-4 |
| Challenger - Rome | 2021/04/20 09:50 | Enzo Couacaud v Elias Ymer | 3-6,3-6 |
| Challenger - Split | 2021/04/12 13:05 | Cem Ilkel v Enzo Couacaud | 6-2,7-6 |
| Challenger - Oeiras | 2021/04/05 14:10 | Nuno Borges v Enzo Couacaud | 6-3,6-4 |
| Challenger - Oeiras | 2021/03/30 09:00 | Evan Furness v Enzo Couacaud | 6-4,3-6,7-6 |
| Challenger - Zadar | 2021/03/22 12:40 | Michael Vrbensky v Enzo Couacaud | 6-3,6-2 |
| Challenger Gran Canaria | 2021/03/03 11:00 | Enzo Couacaud v Alex Molcan | 2-6,4-6 |
| Challenger Gran Canaria | 2021/03/02 10:00 | Lorenzo Giustino v Enzo Couacaud | 6-7,7-5,1-6 |
| Challenger - Rome | 2021/04/18 13:05 | Kamke, Tobias v Flavio Cobolli | 6-2,4-6,5-7 |
| Challenger - Lille | 2021/03/24 18:35 | Zizou Bergs v Kamke, Tobias | 6-3,3-6,6-3 |
| Challenger - Lille | 2021/03/23 11:25 | Kamke, Tobias v Moraing, Mats | 7-5,6-3 |
| Challenger Biella | 2021/03/17 11:10 | Benjamin Bonzi v Kamke, Tobias | 7-6,7-6 |
| Challenger Biella | 2021/03/16 09:30 | Kamke, Tobias v Elias Ymer | 6-2,6-2 |
| Challenger Biella | 2021/03/09 13:30 | Jonas Forejtek v Kamke, Tobias | 6-3,6-3 |
| Challenger Biella | 2021/02/10 09:30 | Kamke, Tobias v Marcora, Roberto | 3-6,5-7 |
| Challenger - Quimper | 2021/02/05 11:45 | Bernabe Zapata Miralles v Kamke, Tobias | 6-2,6-2 |