Dusan Obradovic defeated N. Ciavarella 3-6 7-5 6-3 in the M15 Zagreb 1 round of 32 on clay. Dusan Obradovic claimed a first win over N. Ciavarella in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2025-04-25 | M15 Kursumlijska Banja 1 | R16 | clay | N. Ciavarella | 6-2 6-3 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.