Daniil Stepanov defeated Gabriel Matuszewski 6-2 1-6 10-2 in the M15 Antalya 2 q64 on clay. The upset overturned the form book — Gabriel Matuszewski came in leading the head-to-head 1–0. Daniil Stepanov claimed a first win over Gabriel Matuszewski in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2025-04-21 | M15 Antalya 12 | Q32 | clay | Gabriel Matuszewski | 6-2 6-2 |