Stadium: Opatija 3 Round: 28 Ground: Clay
| ITF M25 Telavi | 2023/10/19 09:30 | Damien Wenger v Sebastian Sorger | 7-5,5-7,7-5 |
| ITF M25 Telavi | 2023/10/18 06:00 | Maxence Bertimon v Sebastian Sorger | 2-6,7-6,4-6 |
| ITF M25 Telavi | 2023/10/12 06:00 | Sebastian Sorger v Juan Pablo Paz | 6-2,5-7,4-6 |
| ITF M25 Telavi | 2023/10/11 09:30 | Aliaksandr Liaonenka v Sebastian Sorger | 1-6,1-6 |
| ITF M15 Bad Waltersdorf | 2023/10/07 11:10 | Marcel Zielinski v Sebastian Sorger | 6-1,6-3 |
| ITF M15 Bad Waltersdorf | 2023/10/06 13:20 | Sebastian Sorger v Matyas Fuele | 6-7,6-2,7-5 |
| ITF M15 Bad Waltersdorf | 2023/10/05 09:00 | Bor Artnak v Sebastian Sorger | 6-0,3-6,3-6 |
| ITF M15 Bad Waltersdorf | 2023/10/03 07:25 | Sebastian Sorger v Wenzel Graski | 6-0,6-3 |
| ITF M15 Chieti | 2023/06/14 12:50 | Oleksandr Ovcharenko v Luca Castagnola | 3-6,4-6 |
| ITF M25 Kursumlijska Banja | 2023/06/09 10:05 | Sebastian Prechtel v Oleksandr Ovcharenko | 6-1,7-5 |
| ITF M25 Kursumlijska Banja | 2023/06/08 07:00 | Bautista Vilicich v Oleksandr Ovcharenko | 5-7,3-6 |
| ITF M25 Kursumlijska Banja | 2023/06/07 07:00 | Sergey Fomin v Oleksandr Ovcharenko | 7-6,1-6,1-6 |
| ITF M25 Kursumlijska Banja | 2023/05/13 08:00 | Oleksandr Ovcharenko v Kalin Ivanovski | 5-7,2-6 |
| ITF M25 Kursumlijska Banja | 2023/05/12 08:00 | Cezar Cretu v Oleksandr Ovcharenko | 4-6,7-5,5-7 |
| ITF M25 Kursumlijska Banja | 2023/05/11 10:50 | Juan Pablo Paz v Oleksandr Ovcharenko | 6-1,3-6,2-6 |
| ITF M25 Kursumlijska Banja | 2023/05/09 12:15 | Petar Belosevic v Oleksandr Ovcharenko | 0-6,0-6 |