Gabriel Keymer defeated Stefano Galvani 7-6 6-4 in the Chile 1 Masters 1 round of 32 on clay. The upset overturned the form book — Stefano Galvani came in leading the head-to-head 1–0. Gabriel Keymer claimed a first win over Stefano Galvani in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1997-11-08 | Chile 2 Masters 3 | R32 | clay | Stefano Galvani | 6-4 6-4 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.