Head to head
0
Hard
1
1
Grass
0
Sam Groth's wins on the left · Illya Marchenko's on the right · bar lengths share one scale
All meetings (2)
| 2016 | Stuttgart | Grass | R32 | Sam Groth | 7-5 6-4 |
| 2016 | Memphis | Hard | R32 | Illya Marchenko | 7-6(4) 7-6(2) |
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.