S. D'Agostino defeated Gian Marco Ortenzi 6-4 6-4 in the M25 Pozzuoli 1 round of 32 on hard. S. D'Agostino claimed a first win over Gian Marco Ortenzi in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2025-07-17 | M15 Gubbio 1 | R16 | clay | Gian Marco Ortenzi | 5-7 6-3 7-6(3) |