Stadium: Court 5 Round: 62 Ground: Clay
| ITF M15 Tbilisi | 2023/05/02 08:20 | Blake Ellis v Daniil Ostapenkov | 6-4,7-6 |
| ITF M25 Tbilisi | 2023/05/01 06:00 | Daniil Ostapenkov v Berk Ilkel | 7-5,6-7,10-3 |
| ITF M25 Tbilisi | 2023/04/26 07:30 | Daniil Ostapenkov v Ron Ellouck | 2-6,4-6 |
| ITF M25 Tbilisi | 2023/04/25 09:00 | Daniil Ostapenkov v Arslanbek Temirhanov | 6-3,6-1 |
| ITF M25 Tbilisi | 2023/04/24 08:00 | Daniil Ostapenkov v Niv Zuckerman | 6-2,7-6 |
| ITF M15 Monastir | 2023/04/07 08:30 | Daniel Rodrigues v Daniil Ostapenkov | 1-6,6-3,6-2 |
| ITF M15 Monastir | 2023/04/06 08:30 | Daniil Ostapenkov v Constantin Bittoun Kouzmine | 7-6,4-6,6-3 |
| ITF M15 Monastir | 2023/04/05 11:55 | Daniil Ostapenkov v Philip Florig | 6-4,6-3 |
| ITF M25 Grasse | 2023/06/12 07:30 | Pablo Trochu v Leon Formella | 6-1,6-0 |
| ITF M25 Grasse | 2023/06/11 10:25 | Leon Formella v Laurent Julia Calac | 6-3,7-5 |
| ITF M25 Jablonec Nad Nisou | 2023/05/28 09:00 | Leon Formella v Jiri Jenicek | 2-6,3-6 |
| ITF M25 Most | 2023/05/22 08:00 | Michael Agwi v Leon Formella | 6-2,6-0 |
| ITF M25 Most | 2023/05/21 08:00 | Leon Formella v Artem Mazur | 6-3,6-2 |
| ITF M15 Krsko | 2023/05/15 12:30 | Federico Campana v Leon Formella | 6-2,6-0 |
| ITF M15 Osijek | 2023/04/30 09:30 | Leon Formella v Nik Mikovic | 6-2,3-6,3-10 |
| ITF M15 Meerbusch | 2023/04/24 13:30 | Leon Formella v Michael Agwi | 5-7,2-6 |