Giacomo Crisostomo defeated Nicolas Affolter 6-3 2-6 10-3 in the M25 Sierre 1 q16 on clay. The result followed the form book — Giacomo Crisostomo came in leading the head-to-head 1–0. Giacomo Crisostomo extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2023-08-21 | M15 Caslano 1 | Q16 | clay | Giacomo Crisostomo | 6-1 6-2 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.