Head to head
1
Clay
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Federico Delbonis's wins on the left · Stan Wawrinka's on the right · bar lengths share one scale
All meetings (2)
| 2015 | Geneva | Clay | QF | Federico Delbonis | 6-7(5) 6-4 6-4 |
| 2009 | Gstaad | Clay | R32 | Stan Wawrinka | 6-4 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.