Head to head
0
Hard
1
1
Grass
1
Tennys Sandgren's wins on the left · Gilles Simon's on the right · bar lengths share one scale
All meetings (3)
| 2019 | Wimbledon | Grass | R64 | Tennys Sandgren | 6-2 6-3 4-6 3-6 8-6 |
| 2019 | Eastbourne | Grass | R32 | Gilles Simon | 7-5 6-1 |
| 2018 | Pune | Hard | R32 | Gilles Simon | 6-4 6-1 |
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.