| UTR Pro Tennis Series - Atena | 2022/08/04 06:30 | Tadija Radovanovic v Christos Keisidis | 6-2,6-7,1-6 |
| UTR Pro Tennis Series - Atena | 2022/08/03 05:00 | Janos Fekete v Christos Keisidis | 6-3,2-6,7-5 |
| UTR Pro Tennis Series - Atena | 2022/08/01 09:30 | Aristotelis Thanos v Christos Keisidis | 6-1,6-2 |
| UTR Pro Tennis Series - Mulheim | 2022/07/03 06:00 | Andre Rodeia v Christos Keisidis | 6-3,7-6 |
| UTR Pro Tennis Series - Mulheim | 2022/07/02 10:30 | Aaron James Williams v Christos Keisidis | 6-4,2-6,2-5 |
| UTR Pro Tennis Series - Mulheim | 2022/07/01 10:30 | Christos Keisidis v Hugo Pierre | 3-6,5-7 |
| UTR Pro Tennis Series - Mulheim | 2022/06/30 09:00 | Christos Keisidis v Jose L V G-Carpintero | 6-1,5-1 |
| UTR Pro Tennis Series - Mulheim | 2022/06/29 06:00 | Yanais Laurent v Christos Keisidis | 6-2,6-1 |
| UTR Pro Tennis Series - Atena | 2022/08/05 06:30 | Athanasios Stergiou v Sergis Kyratzis | 0-6,0-5 |