Head to head
0
Hard
3
1
Clay
0
0
Grass
1
John Millman's wins on the left · Steve Johnson's on the right · bar lengths share one scale
All meetings (5)
| 2019 | Winston Salem | Hard | QF | Steve Johnson | 4-6 7-6(5) 6-4 |
| 2019 | Madrid Masters | Clay | R64 | John Millman | 7-6(5) 7-6(5) |
| 2016 | Nottingham | Grass | R32 | Steve Johnson | 6-2 6-2 |
| 2016 | Indian Wells Masters | Hard | R64 | Steve Johnson | 6-4 6-2 |
| 2016 | Delray Beach | Hard | R32 | Steve Johnson | 6-3 5-7 7-6(8) |
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.