Alexandre Simoni defeated Mariano Sanchez 6-3 6-4 in the Cuba Mexico Masters 4 qualifying round on hard. The upset overturned the form book — Mariano Sanchez came in leading the head-to-head 1–0. Alexandre Simoni claimed a first win over Mariano Sanchez in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1997-08-16 | Cuba Mexico Masters 2 | SF | hard | Mariano Sanchez | 6-4 6-4 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.