Head to head
2
Hard
1
1
Clay
0
1
Grass
1
Lleyton Hewitt's wins on the left · John Isner's on the right · bar lengths share one scale
Momentum
Running lead across all meetings, oldest to newest (walkovers excluded).
All meetings (6)
| 2013 | Atlanta | Hard | SF | John Isner | 6-4 4-6 7-6(5) |
| 2013 | Newport | Grass | SF | Lleyton Hewitt | 5-7 6-2 6-4 |
| 2013 | Indian Wells Masters | Hard | R64 | Lleyton Hewitt | 6-7(6) 6-3 6-4 |
| 2012 | Newport | Grass | F | John Isner | 7-6(1) 6-4 |
| 2010 | World Team Championship | Clay | RR | Lleyton Hewitt | 6-2 6-4 |
| 2009 | Shanghai Masters | Hard | R64 | Lleyton Hewitt | 6-2 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.