Head to head
6
Hard
5
0
Clay
3
0
Grass
3
Juan Martin del Potro's wins on the left · Rafael Nadal's on the right · bar lengths share one scale
Momentum
Running lead across all meetings, oldest to newest (walkovers excluded).
All meetings (18)
| 2018 | US Open | Hard | SF | Juan Martin del Potro | 7-6(3) 6-2 RET |
| 2018 | Wimbledon | Grass | QF | Rafael Nadal | 7-5 6-7(7) 4-6 6-4 6-4 |
| 2018 | Roland Garros | Clay | SF | Rafael Nadal | 6-4 6-1 6-2 |
| 2017 | US Open | Hard | SF | Rafael Nadal | 4-6 6-0 6-3 6-2 |
| 2016 | Rio Olympics | Hard | SF | Juan Martin del Potro | 5-7 6-4 7-6(5) |
| 2013 | Shanghai Masters | Hard | SF | Juan Martin del Potro | 6-2 6-4 |
| 2013 | Indian Wells Masters | Hard | F | Rafael Nadal | 4-6 6-3 6-4 |
| 2011 | Davis Cup WG F: ESP vs ARG | Clay | RR | Rafael Nadal | 1-6 6-4 6-1 7-6(0) |
| 2011 | Wimbledon | Grass | R16 | Rafael Nadal | 7-6(6) 3-6 7-6(4) 6-4 |
| 2011 | Madrid Masters | Clay | R16 | Rafael Nadal | W/O |
| 2011 | Indian Wells Masters | Hard | SF | Rafael Nadal | 6-4 6-4 |
| 2009 | US Open | Hard | SF | Juan Martin del Potro | 6-2 6-2 6-2 |
| 2009 | Canada Masters | Hard | QF | Juan Martin del Potro | 7-6(5) 6-1 |
| 2009 | Miami Masters | Hard | QF | Juan Martin del Potro | 6-4 3-6 7-6(3) |
| 2009 | Indian Wells Masters | Hard | QF | Rafael Nadal | 6-2 6-4 |
| 2007 | Queen's Club | Grass | R32 | Rafael Nadal | 6-4 6-4 |
| 2007 | Roland Garros | Clay | R128 | Rafael Nadal | 7-5 6-3 6-2 |
| 2007 | Miami Masters | Hard | R16 | Rafael Nadal | 6-0 6-4 |
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.