| ITF M15 Heraklion | 2021/05/19 06:30 | Christos Keisidis v Aristotelis Thanos | 2-6,2-6 |
| ITF M25 Denia | 2022/07/27 07:50 | Aristotelis Thanos v Javier Molino | 3-6,2-6 |
| ITF M25 Denia | 2022/07/26 08:00 | Aristotelis Thanos v Nacho Serra Sanchez | 6-0,7-5 |
| ITF M25 Denia | 2022/07/25 14:00 | Aristotelis Thanos v Alvaro Peiro Serrano | 6-3,4-6,10-0 |
| ITF M25 Denia | 2022/07/24 14:30 | Aristotelis Thanos v Ruben Busch | 6-4,6-2 |
| ITF M15 Metzingen | 2022/07/18 12:00 | Aristotelis Thanos v Tom Gentzsch | 5-7,6-1,6-10 |
| ITF M15 Heraklion | 2022/05/31 10:10 | Jonas Trinker v Aristotelis Thanos | 7-5,6-2 |
| ITF M15 Heraklion | 2022/05/26 13:05 | Matthew Dellavedova v Aristotelis Thanos | 4-6,7-5,6-3 |
| ITF M15 Heraklion | 2022/05/24 08:30 | Aristotelis Thanos v Sergis Kyratzis | 2-6,7-6,6-2 |
| 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 Mulheim | 2022/06/28 09:00 | Francisco Rocha v Christos Keisidis | 6-4,6-1 |
| UTR Pro Tennis Series Ruse | 2022/06/14 09:30 | Gheorghe Claudiu Schinteie v Christos Keisidis | 4-6,6-1,6-2 |
| UTR Pro Tennis Series Slovenia | 2022/06/11 10:39 | Christos Keisidis v Vladimir Filip | 1-6,2-5 |