Head to head
3
Hard
2
1
Clay
1
Jack Sock's wins on the left · Steve Johnson's on the right · bar lengths share one scale
Momentum
Running lead across all meetings, oldest to newest (walkovers excluded).
All meetings (7)
| 2020 | Delray Beach | Hard | R16 | Steve Johnson | 6-4 5-7 6-1 |
| 2017 | Houston | Clay | SF | Steve Johnson | 4-6 6-4 6-3 |
| 2017 | Delray Beach | Hard | QF | Jack Sock | 6-4 7-6(4) |
| 2017 | Auckland | Hard | SF | Jack Sock | 6-4 6-3 |
| 2015 | Washington | Hard | QF | Steve Johnson | 7-6(5) 6-1 |
| 2014 | Roland Garros | Clay | R64 | Jack Sock | 7-5 6-4 6-2 |
| 2012 | Atlanta | Hard | R16 | Jack Sock | 7-6(5) 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.