Head to head
1
Hard
2
0
Grass
2
Donald Young's wins on the left · Andreas Seppi's on the right · bar lengths share one scale
All meetings (5)
| 2016 | Miami Masters | Hard | R128 | Andreas Seppi | 6-3 6-1 |
| 2016 | Indian Wells Masters | Hard | R128 | Andreas Seppi | 4-6 6-4 6-3 |
| 2014 | Australian Open | Hard | R64 | Donald Young | 6-4 2-6 6-3 4-6 7-5 |
| 2012 | London Olympics | Grass | R64 | Andreas Seppi | 6-4 6-4 |
| 2011 | Eastbourne | Grass | R16 | Andreas Seppi | 7-6(1) 6-3 |
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.