Head to head
2
Hard
2
0
Grass
1
Andreas Seppi's wins on the left · Steve Johnson's on the right · bar lengths share one scale
All meetings (5)
| 2020 | New York | Hard | R16 | Andreas Seppi | 7-6(4) 6-3 |
| 2019 | Australian Open | Hard | R128 | Andreas Seppi | 6-4 4-6 6-4 6-3 |
| 2016 | Nottingham | Grass | SF | Steve Johnson | 6-4 6-4 |
| 2015 | Shanghai Masters | Hard | R64 | Steve Johnson | 4-6 6-1 7-6(2) |
| 2013 | Winston-Salem | Hard | R32 | Steve Johnson | 6-7(5) 6-4 7-5 |
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.