Head to head
2
Hard
2
James Blake's wins on the left · Juan Martin del Potro's on the right · bar lengths share one scale
All meetings (4)
| 2011 | Stockholm | Hard | R16 | James Blake | 6-4 6-4 |
| 2011 | Los Angeles | Hard | R16 | Juan Martin del Potro | 6-4 7-6(3) |
| 2010 | Australian Open | Hard | R64 | Juan Martin del Potro | 6-4 6-7(3) 5-7 6-3 10-8 |
| 2007 | Las Vegas | Hard | RR | James Blake | 6-1 3-1 RET |
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.