Nick Chappell defeated Logan Smith 7-5 6-1 in the M15 Cancun 21 round of 16 on hard. The upset overturned the form book — Logan Smith came in leading the head-to-head 1–0. Nick Chappell claimed a first win over Logan Smith in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2019-08-15 | M15 Cancun 19 | R16 | hard | Logan Smith | 7-6(3) 6-1 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.