Joao Sousa defeated Leonardo Mayer 7-5 7-6 in the Umag round of 16 on clay. The result followed the form book — Joao Sousa came in defending last year's final. Joao Sousa extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2019-05-20 | Geneva | R32 | clay | Joao Sousa | 6-2 6-7(6) 6-4 |
| 2014-04-28 | Estoril | R32 | clay | Leonardo Mayer | 3-6 6-1 6-2 |
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About
Averages over each player's completed matches in the selected window (200 vs 200). ATP, WTA & Challenger.