Stadium: Court 8 Round: 25 Ground: Hardcourt indoor
| ITF M25 Trento | 2023/03/28 07:00 | Mick Veldheer v Aliaksandr Bulitski | 6-4,2-6,7-10 |
| ITF M25 Trento | 2023/03/27 09:05 | Alberto Morolli v Aliaksandr Bulitski | 7-6,4-6,5-10 |
| ITF M15 Sharm El Sheikh | 2023/03/15 08:00 | Zach Stephens v Aliaksandr Bulitski | 7-6,6-1 |
| ITF M15 Sharm El Sheikh | 2023/03/14 14:40 | Aliaksandr Bulitski v Tomas Lanik | 6-1,7-5 |
| ITF M15 Sharm El Sheikh | 2023/03/12 14:00 | Aliaksandr Bulitski v Yurii Dzhavakian | 7-6,6-3 |
| ITF M15 Sharm El Sheikh | 2023/03/08 12:15 | Aliaksandr Bulitski v Pedja Krstin | 3-6,7-6,4-6 |
| ITF M15 Sharm El Sheikh | 2023/03/07 09:55 | Aliaksandr Bulitski v Mark Wallner | 6-1,4-6,10-6 |
| ITF M15 Sharm El Sheikh | 2023/03/06 08:00 | Aliaksandr Bulitski v Roland Stuurman | 6-2,6-4 |
| Challenger Biel | 2023/03/19 15:05 | Francesco Forti v Johannes Haerteis | 4-6,6-4,7-5 |
| ITF M25 Trimbach | 2023/03/15 11:30 | Johannes Haerteis v Marcello Serafini | 4-6,7-5,4-6 |
| ITF M15 Oberhaching | 2023/02/15 12:25 | Mick Veldheer v Johannes Haerteis | 3-6,6-4,6-4 |
| ITF M25 Bath | 2023/02/07 12:10 | George Loffhagen v Johannes Haerteis | 6-3,6-3 |
| Challenger Koblenz | 2023/01/31 17:35 | Alexey Vatutin v Johannes Haerteis | 7-6,6-1 |
| Challenger Koblenz | 2023/01/30 10:00 | Jeremy Jahn v Johannes Haerteis | 4-6,4-6 |
| Challenger Koblenz | 2023/01/29 13:45 | Johannes Haerteis v Andrea Arnaboldi | 6-4,6-4 |
| ITF M25 Nussloch | 2023/01/25 11:50 | Johannes Haerteis v Elmar Ejupovic | 5-7,6-7 |