Head to head
0
Hard
2
1
Grass
0
Alejandro Falla's wins on the left · John Isner's on the right · bar lengths share one scale
All meetings (3)
| 2012 | Wimbledon | Grass | R128 | Alejandro Falla | 6-4 6-7(7) 3-6 7-6(7) 7-5 |
| 2009 | Paris Masters | Hard | R64 | John Isner | 4-6 7-6(10) 7-5 |
| 2008 | Las Vegas | Hard | R32 | John Isner | 4-6 6-3 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.