Robert Guna defeated Gheorghe Claudiu Schinteie 7-5 3-6 10-7 in the M15 Slobozia 1 q16 on clay. The result followed the form book — Robert Guna came in leading the head-to-head 2–0. Robert Guna extended the head-to-head to 3–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2025-07-27 | M25 Pitesti 1 | Q32 | clay | Robert Guna | 2-6 6-1 10-2 |
| 2025-05-20 | M15 Bucharest 3 | Q16 | clay | Robert Guna | 6-1 6-4 |