Gage Brymer advanced when Mousheg Hovhannisyan retired 6-2 3-0 in the M15 Cancun 16 round of 32. Gage Brymer extended the head-to-head to 4–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2019-02-06 | M15 Claremont 1 | Q16 | hard | Gage Brymer | 6-2 6-3 |
| 2017-01-02 | USA F1 | R32 | hard | Gage Brymer | 6-1 6-2 |
| 2014-09-15 | USA F25 | R32 | hard | Gage Brymer | 6-4 6-3 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.