Head to head
3
Hard
2
Mardy Fish's wins on the left · Juan Martin del Potro's on the right · bar lengths share one scale
All meetings (5)
| 2011 | Miami Masters | Hard | R16 | Mardy Fish | 7-5 7-6(5) |
| 2011 | Delray Beach | Hard | SF | Juan Martin del Potro | 6-1 7-5 |
| 2009 | San Jose | Hard | QF | Mardy Fish | 6-3 6-4 |
| 2008 | Los Angeles | Hard | SF | Juan Martin del Potro | 6-2 6-1 |
| 2007 | Memphis | Hard | R16 | Mardy Fish | 6-1 7-6(9) |
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.