Marcello Serafini defeated Niccolo Catini 4-6 6-3 7-6 in the San Marino CH qualifying round 1 on clay. The result followed the form book — Marcello Serafini came in leading the head-to-head 2–0, defending last year's round of 32. Marcello Serafini extended the head-to-head to 3–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2023-06-14 | M15 Chieti 1 | R32 | clay | Marcello Serafini | 6-3 6-2 |
| 2021-07-04 | M25 Casinalbo 1 | Q32 | clay | Marcello Serafini | 5-7 6-4 10-5 |
Averages over each player's completed matches in the selected window (98 vs 103). ATP, WTA & Challenger.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About