Head to head
1
Clay
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Gael Monfils's wins on the left · Horacio Zeballos's on the right · bar lengths share one scale
All meetings (2)
| 2018 | Sao Paulo | Clay | R16 | Horacio Zeballos | 6-3 3-6 6-3 |
| 2018 | Rio De Janeiro | Clay | R32 | Gael Monfils | 7-5 3-6 7-5 |
Methodology
Head-to-head totals and surface splits exclude walkovers (no match was played), which follows ATP convention — walkover meetings still appear in the match list. The momentum chart plots the running lead across all counted meetings, oldest to newest.