Nathan Ponwith defeated Austin Rapp 6-2 6-4 in the M25 Austin 1 round of 32 on hard. The upset overturned the form book — Austin Rapp came in leading the head-to-head 1–0. Nathan Ponwith claimed a first win over Austin Rapp in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2019-07-12 | M15 Norman 1 | QF | hard | Austin Rapp | 7-6(3) 1-6 7-5 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.