Head to head
2
Hard
2
Yen-Hsun Lu's wins on the left · Steve Johnson's on the right · bar lengths share one scale
All meetings (5)
| 2017 | Winston-Salem | Hard | R32 | Steve Johnson | 6-4 6-3 |
| 2017 | Auckland | Hard | R16 | Steve Johnson | 6-4 7-6(4) |
| 2015 | Winston-Salem | Hard | QF | Steve Johnson | W/O |
| 2014 | Auckland | Hard | QF | Yen-Hsun Lu | 6-4 6-4 |
| 2013 | Winston-Salem | Hard | R16 | Yen-Hsun Lu | 6-3 6-2 |
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.