Head to head
3
Hard
1
0
Clay
1
Donald Young's wins on the left · Tim Smyczek's on the right · bar lengths share one scale
All meetings (5)
| 2017 | Washington | Hard | R64 | Donald Young | 4-6 6-3 6-4 |
| 2017 | Atlanta | Hard | R32 | Donald Young | 6-4 6-2 |
| 2016 | Atlanta | Hard | R16 | Donald Young | 4-6 7-6(1) 6-3 |
| 2016 | Houston | Clay | R16 | Tim Smyczek | 6-2 6-4 |
| 2016 | Delray Beach | Hard | R16 | Tim Smyczek | 1-6 7-6(2) 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.