| UTR Pro Athens | 2023/12/17 14:00 | Janos Fekete v Christos Keisidis | 6-2,6-5 |
| UTR Pro Zadar | 2023/10/22 18:19 | Janos Fekete v Christos Keisidis | 6-4,2-6,4-0 |
| UTR Pro Sofia | 2023/09/05 07:42 | Janos Fekete v Christos Keisidis | 6-0,6-1 |
| UTR Pro Olomouc | 2023/07/03 11:30 | Christos Keisidis v Janos Fekete | 7-6,3-6,1-6 |
| UTR Pro Tennis Series Athens | 2022/08/03 05:00 | Janos Fekete v Christos Keisidis | 6-3,2-6,7-5 |
| UTR Pro Tennis Series Zadar | 2021/09/28 12:30 | Janos Fekete v Christos Keisidis | 6-4,5-3 |
| UTR Pro Skopje | 2024/07/09 09:10 | Christos Keisidis v Enrique Bogo | 2-6,0-6 |
| UTR Pro Skopje | 2024/07/08 10:00 | Christos Keisidis v Victor Sklenka | 6-7,3-6 |
| UTR Pro Skopje | 2024/07/06 11:30 | Andres Gabriel Ciurletti v Christos Keisidis | 6-2,3-6,6-4 |
| UTR Pro Skopje | 2024/07/05 07:00 | Christos Keisidis v Nikola Jovic | 5-7,6-7 |
| UTR Pro Skopje | 2024/07/04 09:22 | Christos Keisidis v Roan Jones | 1-6,2-6 |
| UTR Pro Skopje | 2024/07/03 07:00 | Matias Ponce De Leon v Christos Keisidis | 6-2,6-0 |
| UTR Pro Skopje | 2024/07/02 08:30 | George Lazarov v Christos Keisidis | 6-4,6-3 |
| UTR Pro Athens | 2023/12/17 14:00 | Janos Fekete v Christos Keisidis | 6-2,6-5 |
| UTR Pro Skopje | 2024/07/09 07:00 | Victor Sklenka v Janos Fekete | 4-6,2-6 |
| ITF M15 Bol | 2024/05/28 08:00 | Radovan Michalik v Janos Fekete | 6-4,6-2 |
| ITF M15 Bol | 2024/05/27 11:45 | David Eichenseher v Janos Fekete | 4-6,2-6 |
| ITF M15 Bol | 2024/05/22 14:00 | Sebastian Sorger v Janos Fekete | 6-1,2-6,7-6 |
| ITF M15 Bol | 2024/05/21 08:00 | Janos Fekete v Ruben Hartig | 6-2,6-2 |
| ITF M15 Bol | 2024/05/20 10:15 | Janos Fekete v Max Batyutenko | 7-5,6-0 |
| ITF M15 Kursumlijska Banja | 2024/04/24 16:00 | Stefan Vujic v Janos Fekete | 7-5,4-6,16-14 |
| ITF M15 Kursumlijska Banja | 2024/04/22 15:30 | Janos Fekete v Alessandro Bellifemine | 6-7,6-0,12-10 |