Svyatoslav Gulin leads 3 to 1 over 4 singles meetings since 2025. Last meeting on 29/05/2026 at M25 Kursumlijska Banja.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 29/05/2026 | M25 Kursumlijska Banja | Quarter-final | clay | Klok | 6-4 6-3 |
| 27/04/2026 | Shymkent 2 Challenger | Qualifiers | clay | Gulin | 6-1 6-3 |
| 21/06/2025 | M15 Kursumlijska Banja | Semi-final | clay | Gulin | 6-3 6-2 |
| 14/06/2025 | M15 Kursumlijska Banja | Semi-final | clay | Gulin | 6-1 6-2 |
| clay | Klok 1 - 3 Gulin |
| 2026 | Klok 1 - 1 Gulin |
| 2025 | Klok 0 - 2 Gulin |
171 wins, 150 losses since 2021 (53.3%).
Last matches: D D D D V
231 wins, 112 losses since 2021 (67.3%).
Last matches: V D V D V
Svyatoslav Gulin leads 3 to 1 over 4 singles meetings since 2025.
On 29/05/2026, at M25 Kursumlijska Banja (Quarter-final): Denys Klok won 6-4 6-3.