

Marcos Giron advanced when Michael Mmoh retired 6-3 1-0 in the Hong Kong quarter-final. Marcos Giron narrowed the head-to-head to 2–2.
The Umpiry Score combines match-context factors — matchup, form, fatigue, travel and motivation — into a single 0–10 score, updated daily. Read how it works.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2023-08-21 | Winston-Salem | R32 | hard | Michael Mmoh | 6-3 6-4 |
| 2023-02-27 | Acapulco | R32 | hard | Michael Mmoh | 7-6(3) 6-1 |
| 2021-02-01 | Murray River Open | R64 | hard | Marcos Giron | 6-1 7-5 |
Averages from each player's recent completed matches (20 vs 20). ATP, WTA & Challenger.