Stadium: Court 3 Round: 62 Ground: Hardcourt outdoor
| ITF M15 Sharm El Sheikh | 2023/12/10 07:30 | Aleksander Chayka v Egor Matvievici | 6-1,7-5 |
| ITF M15 Sharm El Sheikh | 2023/12/04 08:00 | Aleksander Chayka v Sergo Sikharulidze | 2-6,6-7 |
| ITF M15 Sharm El Sheikh | 2023/11/27 08:00 | Aleksander Chayka v Andrea Fiorentini | 2-6,3-6 |
| ITF M25 Trnava | 2023/11/09 11:35 | Aleksander Chayka v Tibo Colson | 4-6,4-6 |
| ITF M25 Trnava | 2023/11/08 16:25 | Elmar Ejupovic v Aleksander Chayka | 7-6,4-6,6-7 |
| ITF M25 Trnava | 2023/11/07 12:15 | Michael Gloeckler v Aleksander Chayka | 3-6,7-6,7-10 |
| ITF M25 Trnava | 2023/11/06 14:00 | Aleksander Chayka v Leopold Zima | 2-6,7-6,10-5 |
| ITF M25 Sharm El Sheikh | 2023/10/30 10:20 | Yuquan Jin v Aleksander Chayka | 6-3,6-4 |
| ITF M15 Sharm El Sheikh | 2023/12/11 10:00 | Alexander Pundel v Rostislav Galfinger | 2-6,2-6 |
| ITF M15 Sharm El Sheikh | 2023/12/10 09:30 | Mario Nicosia v Rostislav Galfinger | 0-6,2-6 |
| ITF M15 Tallahassee | 2023/10/24 14:00 | Rostislav Galfinger v Azariah Rusher | 6-1,6-3 |
| ITF M15 Tallahassee | 2023/10/23 14:00 | Rostislav Galfinger v Carson Cerejo | 6-2,6-4 |
| ITF M15 Uberlingen | 2023/08/14 10:00 | Christopher Patzanovsky v Rostislav Galfinger | 7-5,7-6 |
| ITF M15 Frankfurt Am Main | 2023/08/08 13:00 | Rostislav Galfinger v Sebastian Fanselow | 1-6,7-6,2-6 |
| ITF M15 Frankfurt Am Main | 2023/08/07 15:30 | Mariano Dedura-Palomero v Rostislav Galfinger | 3-6,1-6 |
| ITF M15 Metzingen | 2023/07/26 14:45 | Rostislav Galfinger v Aleksandre Metreveli | 5-7,6-2,4-6 |