| ITF Macedonia F1 | 2016/07/03 08:00 | Domagoj Biljesko v Christos Keisidis | 7-6,6-4 |
| UTR Pro Belgrad | 2023/10/04 08:44 | Christos Keisidis v Ilya Snitari | 2-6,0-6 |
| UTR Pro Belgrad | 2023/10/03 07:30 | Christos Keisidis v Drazen Petrovic | 2-6,5-7 |
| UTR Pro Belgrad | 2023/10/02 06:00 | Christos Keisidis v Zoran Ludoski | 4-6,6-7 |
| UTR Pro Olomouc | 2023/09/17 07:30 | Mikolaj Lis v Christos Keisidis | 1-6,3-6 |
| UTR Pro Olomouc | 2023/09/16 10:52 | Christos Keisidis v Jakub Novak | 6-4,7-6 |
| UTR Pro Olomouc | 2023/09/15 06:00 | Christos Keisidis v Oleg Prihodko | 1-6,1-6 |
| UTR Pro Olomouc | 2023/09/13 06:00 | Dominik Recek v Christos Keisidis | 6-2,6-1 |
| UTR Pro Sofia | 2023/09/09 08:00 | Vardan Manukyan v Christos Keisidis | 0-4 |
| UTR Pro Belgrad | 2023/10/06 11:22 | Domagoj Biljesko v Sasa Markovic | 6-7,7-5,3-6 |
| UTR Pro Belgrad | 2023/10/04 12:03 | Domagoj Biljesko v Zekai Li | 6-0,5-2 |
| UTR Pro Belgrad | 2023/10/03 09:33 | Domagoj Biljesko v Aleksa Mardjonovic | 6-0,4-6,6-2 |
| UTR Pro Belgrad | 2023/10/02 06:00 | Domagoj Biljesko v Enrique Bogo | 6-1,6-7,5-1 |
| ITF M25 Zlatibor | 2023/09/27 09:00 | Niksa Arsic v Domagoj Biljesko | 6-4,6-4 |
| ITF M25 Zlatibor | 2023/09/26 07:00 | Melik Feler v Domagoj Biljesko | 1-6,2-6 |
| ITF M25 Maribor | 2023/09/06 12:55 | Matej Dodig v Domagoj Biljesko | 6-0,6-4 |
| ITF M25 Maribor | 2023/08/31 09:05 | Domagoj Biljesko v Fausto Tabacco | 6-1,3-6,2-6 |