Head to head
0
Hard
1
0
Clay
1
1
Grass
0
Yuichi Sugita's wins on the left · Ryan Harrison's on the right · bar lengths share one scale
All meetings (3)
| 2018 | Rome Masters | Clay | R64 | Ryan Harrison | 7-6(5) 6-3 |
| 2015 | Newport | Grass | R32 | Yuichi Sugita | 6-1 5-7 6-3 |
| 2011 | Atlanta | Hard | R32 | Ryan Harrison | 6-1 7-6(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.