Head to head
3
Hard
0
Jack Sock's wins on the left · Donald Young's on the right · bar lengths share one scale
All meetings (3)
| 2017 | Delray Beach | Hard | SF | Jack Sock | 6-4 7-6(2) |
| 2016 | Canada Masters | Hard | R32 | Jack Sock | 6-4 6-3 |
| 2015 | Basel | Hard | QF | Jack Sock | 5-7 6-4 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.