Head to head
1
Hard
0
0
Grass
1
Karen Khachanov's wins on the left · Ethan Quinn's on the right · bar lengths share one scale
All meetings (2)
| 2026 | Halle | Grass | R32 | Ethan Quinn | 1-6 6-4 6-4 |
| 2025 | Paris Masters | Hard | R64 | Karen Khachanov | 6-1 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.