Stadium: Court 1 Round: 25 Ground: Hardcourt outdoor
| ITF M25 Benicarlo | 2023/11/05 11:30 | Nicholas Miharu Bowles-Rokudo v Ivan Abramov | 1-6,0-6 |
| Challenger Danderyd | 2023/11/12 10:35 | Marvin Moeller v Yaroslav Demin | 6-3,6-4 |
| Challenger Ortisei | 2023/10/25 10:00 | Yaroslav Demin v Enrico Dalla Valle | 6-7,4-6 |
| Challenger Mallorca | 2023/08/29 14:40 | Mattia Bellucci v Yaroslav Demin | 6-2,6-2 |
| ITF M15 Monastir | 2023/08/25 08:30 | Lukas Pokorny v Yaroslav Demin | 6-7,7-6,6-4 |
| ITF M15 Monastir | 2023/08/24 08:30 | Yaroslav Demin v Teymuraz Gabashvili | 3-6,6-2,6-4 |
| 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 |