Head to head
7
Hard
0
1
Grass
0
John Isner's wins on the left · Marcos Baghdatis's on the right · bar lengths share one scale
Momentum
Running lead across all meetings, oldest to newest (walkovers excluded).
All meetings (8)
| 2016 | Washington | Hard | R16 | John Isner | 7-6(3) 6-2 |
| 2016 | Wimbledon | Grass | R128 | John Isner | 7-6(2) 7-6(5) 6-3 |
| 2015 | Atlanta | Hard | F | John Isner | 6-3 6-3 |
| 2013 | Washington | Hard | QF | John Isner | 6-7(5) 6-4 6-4 |
| 2011 | US Open | Hard | R128 | John Isner | 7-6(2) 7-6(11) 2-6 6-4 |
| 2011 | Winston-Salem | Hard | QF | John Isner | 1-6 6-3 6-4 |
| 2011 | Canada Masters | Hard | R64 | John Isner | 6-3 6-4 |
| 2009 | Los Angeles | Hard | R16 | John Isner | 6-3 7-6(11) |
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.