Nicolas Mejia defeated Kalman L. Boyd 6-0 6-2 in the M15 Cancun 21 round of 32 on hard. The upset overturned the form book — Kalman L. Boyd came in leading the head-to-head 1–0. Nicolas Mejia claimed a first win over Kalman L. Boyd in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2019-07-21 | M15 Cancun 16 | SF | hard | Kalman L. Boyd | 7-6(3) 6-3 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.