Head to head
1
Hard
1
Donald Young's wins on the left · Juan Ignacio Chela's on the right · bar lengths share one scale
All meetings (2)
| 2011 | US Open | Hard | R32 | Donald Young | 7-5 6-4 6-3 |
| 2010 | New Haven | Hard | R32 | Juan Ignacio Chela | 5-7 6-4 6-0 |
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.