Stadium: Campo 3 (indoor) Round: 25 Ground: Clay
| ITF M25 Monastir | 2023/02/09 11:40 | Oleksandr Ovcharenko v Luca Castagnola | 4-6,6-7 |
| 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 |
| ITF M15 Kursumlijska Banja | 2023/05/05 07:30 | Marko Topo v Oleksandr Ovcharenko | 6-3,6-4 |
| ITF M15 Frascati | 2023/06/08 10:25 | Enrico Dalla Valle v Luca Castagnola | 6-4,6-3 |
| ITF M15 Frascati | 2023/06/06 10:40 | Marco Dessi v Luca Castagnola | 0-6,0-6 |
| Challenger Vicenza | 2023/05/28 10:10 | Luca Castagnola v Stefano Travaglia | 2-6,3-6 |
| ITF M15 Warmbad-Villach | 2023/05/23 11:15 | Gilles Arnaud Bailly v Luca Castagnola | 6-4,7-5 |
| ITF M15 Warmbad-Villach | 2023/05/22 11:15 | Luca Castagnola v Federico Marchetti | 3-6,6-3,10-8 |
| ITF M15 Warmbad-Villach | 2023/05/21 08:00 | Luca Castagnola v Luka Miklavcic | 7-6,6-1 |
| ITF M25 Reggio Emilia | 2023/05/15 15:00 | Luca Castagnola v Louroi Martinez | 6-1,4-6,10-12 |
| ITF M25 Reggio Emilia | 2023/05/15 08:00 | Luca Castagnola v Patric Prinoth | 6-2,6-1 |