Samuel Sanchez defeated Andres Chavez 6-2 6-1 in the M15 Cancun 8 q64 on hard. The upset overturned the form book — Andres Chavez came in leading the head-to-head 1–0. Samuel Sanchez claimed a first win over Andres Chavez in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2021-12-13 | M15 Cancun 9 | Q32 | hard | Andres Chavez | 6-4 6-4 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.