Jean Thirouin defeated Tyler Mercier 6-1 6-4 in the M15 Cancun 4 round of 16 on hard. The result followed the form book — Jean Thirouin came in leading the head-to-head 1–0. Jean Thirouin extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2019-03-26 | M15 Cancun 3 | Q16 | hard | Jean Thirouin | 6-2 6-0 |