Head to head
1
Hard
0
1
Clay
1
0
Grass
1
Steve Johnson's wins on the left · Donald Young's on the right · bar lengths share one scale
All meetings (4)
| 2016 | Newport | Grass | QF | Donald Young | 6-2 6-3 |
| 2016 | Houston | Clay | R32 | Donald Young | 6-4 6-3 |
| 2015 | Houston | Clay | R32 | Steve Johnson | 7-5 6-4 |
| 2012 | Atlanta | Hard | R32 | Steve Johnson | 6-3 3-6 6-3 |
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.