Ground: Clay
| Challenger Bunschoten | 2025/07/13 12:50 | Svyatoslav Gulin v Niels Visker | 7-6,6-7,3-6 |
| ITF M15 Kursumlijska Banja | 2025/06/22 08:00 | Benjamin Torrealba v Svyatoslav Gulin | 6-4,5-7,2-6 |
| ITF M15 Kursumlijska Banja | 2025/06/21 08:00 | Denis Klok v Svyatoslav Gulin | 3-6,2-6 |
| ITF M15 Kursumlijska Banja | 2025/06/15 08:00 | Svyatoslav Gulin v Felix Gill | 3-6,7-6,6-1 |
| ITF M15 Kursumlijska Banja | 2025/06/14 07:00 | Svyatoslav Gulin v Denis Klok | 6-1,6-2 |
| ITF M25 Mataro | 2025/05/21 11:00 | Svyatoslav Gulin v John Sperle | 1-6,3-6 |
| ITF M25 Vic | 2025/05/16 08:00 | Jay Clarke v Svyatoslav Gulin | 7-6,6-3 |
| ITF M25 Vic | 2025/05/15 08:00 | Hayato Matsuoka v Svyatoslav Gulin | 3-6,4-6 |
| Challenger Brasov | 2025/07/01 09:55 | Tommaso Compagnucci v Tom Paris | 4-6,6-4,3-6 |
| Challenger Brasov | 2025/06/30 10:00 | Radu Albot v Tommaso Compagnucci | 4-6,6-3,6-3 |
| Challenger Brasov | 2025/06/29 10:40 | Stefan A Andreescu v Tommaso Compagnucci | 6-7,1-6 |
| ITF M25 Cattolica | 2025/06/17 18:20 | Yanaki Milev v Tommaso Compagnucci | 7-5,7-5 |
| ITF M15 Kursumlijska Banja | 2025/06/13 09:15 | Felix Gill v Tommaso Compagnucci | 7-6,6-1 |
| ITF M15 Kursumlijska Banja | 2025/06/12 07:00 | Pietro R Scomparin v Tommaso Compagnucci | 6-4,2-6,3-6 |
| ITF M15 Kursumlijska Banja | 2025/06/11 09:22 | Nikola Jovic v Tommaso Compagnucci | 4-6,2-5 |
| ITF M25 Belgrade | 2025/06/03 08:00 | Tommaso Compagnucci v Marvin Moeller | 4-6,6-7 |