Stadium: Court 1 Round: 62 Ground: Clay
| ITF M15 Antalya | 2023/04/03 08:15 | Svyatoslav Gulin v Federico Valle | 6-0,6-0 |
| ITF M15 Antalya | 2023/04/02 07:00 | Svyatoslav Gulin v Fatih Sari | 6-3,6-1 |
| ITF M15 Heraklion | 2023/03/22 09:45 | Svyatoslav Gulin v Elmer Moller | 6-1,5-7,2-6 |
| UTR Pro Barcelona | 2023/03/12 09:10 | Svyatoslav Gulin v Andres Andrade | 3-6,6-6 |
| UTR Pro Barcelona | 2023/03/11 10:00 | Julio Cesar Porras v Svyatoslav Gulin | 6-1,6-7,6-7 |
| UTR Pro Barcelona | 2023/03/10 07:00 | Svyatoslav Gulin v Ivan Perez Martin | 6-2,5-2 |
| UTR Pro Barcelona | 2023/03/08 08:00 | Svyatoslav Gulin v Ignasi De Rueda De Genover | 6-0,5-3 |
| UTR Pro Barcelona | 2023/03/07 08:00 | Svyatoslav Gulin v Nazim Makhlouf | 6-1,6-4 |
| ITF M15 Antalya | 2023/04/03 08:30 | Federico Mirgone v Marko Andrejic | 0-6,1-6 |
| ITF M15 Antalya | 2023/04/02 07:00 | Frederic Schlossmann v Marko Andrejic | 6-7,2-6 |
| ITF M15 Opatija | 2023/03/22 14:15 | Marko Andrejic v Dusan Obradovic | 4-6,2-6 |
| ITF M25 Opatija | 2023/03/21 15:00 | Lucas Bouquet v Marko Andrejic | 1-6,4-6 |
| ITF M25 Opatija | 2023/03/21 10:00 | Dimitrije Zubac v Marko Andrejic | 2-6,7-6,6-10 |
| ITF M25 Opatija | 2023/03/19 08:00 | Martin Zeljenka v Marko Andrejic | 0-6,2-6 |
| ITF M15 Rovinj | 2023/03/12 09:00 | Drazen Petrovic v Marko Andrejic | 6-3,3-6,10-6 |
| ITF M25 Pardubice | 2022/09/20 09:50 | Marko Andrejic v Yvo Panak | 3-6,6-3,7-10 |