Stadium: Court 4 Round: 14 Ground: Hardcourt indoor
| ITF M15 Cluj Napoca | 2023/06/23 10:00 | Chris Rodesch v Marvin Moeller | 4-6,6-1,6-4 |
| ITF M15 Cluj Napoca | 2023/06/22 08:40 | Marvin Moeller v Vlad Andrei Dancu | 6-1,6-1 |
| ITF M15 Cluj Napoca | 2023/06/21 07:00 | Marvin Moeller v Giovanni Calvano | 6-4,6-2 |
| ITF M15 Sarajevo | 2023/06/08 08:10 | Luka Mikrut v Marvin Moeller | 6-3,2-6,6-2 |
| ITF M15 Sarajevo | 2023/06/07 09:05 | Marvin Moeller v Mohamed Safwat | 7-6,6-1 |
| Challenger Troisdorf | 2023/05/29 08:30 | Terence Atmane v Marvin Moeller | 6-0,6-3 |
| Challenger Troisdorf | 2023/05/28 08:30 | Marvin Moeller v Vladyslav Orlov | 6-1,6-3 |
| ITF M15 Meerbusch | 2023/04/28 15:30 | Marvin Moeller v Marat Sharipov | 3-6,5-7 |
| ITF M15 Rabat | 2023/06/14 09:30 | Yaroslav Demin v Paulo A S Dos Santos | 1-6,2-6 |
| Challenger Prague | 2023/05/09 13:50 | Yaroslav Demin v Lukas Klein | 5-7,1-6 |
| Challenger Prague | 2023/05/01 14:25 | Sebastian Ofner v Yaroslav Demin | 6-4,6-7,6-1 |
| ITF M15 Telde | 2023/04/19 08:00 | Yaroslav Demin v Alejandro Manzanera Pertusa | 4-6,6-3,4-6 |
| ITF M15 Telde | 2023/04/15 08:55 | Yaroslav Demin v Diego A B Sanchez | 4-6,0-6 |
| ITF M15 Telde | 2023/04/14 10:55 | Yaroslav Demin v Georgii Kravchenko | 1-6,7-6,6-4 |
| ITF M15 Telde | 2023/04/13 12:50 | Yaroslav Demin v Kane Bonsach Ganley | 6-4,6-1 |
| ITF M15 Telde | 2023/04/12 12:05 | Louis Wessels v Yaroslav Demin | 6-2,1-6,2-6 |