Head to head
Rivalry summary
John Isner and Juan Monaco met 4 times on the ATP tour between 2010 and 2013. John Isner leads the head-to-head 3–1 against Juan Monaco. By surface, Isner leads 2–0 on hard; they are level 1–1 on clay. They contested 1 finals, with Isner winning 0 of them.
2
Hard
0
1
Clay
1
John Isner's wins on the left · Juan Monaco's on the right · bar lengths share one scale
All meetings (4)
| 2013 | Houston | Clay | SF | John Isner | 1-6 6-4 6-4 |
| 2012 | Houston | Clay | F | Juan Monaco | 6-2 3-6 6-3 |
| 2012 | Indian Wells Masters | Hard | R32 | John Isner | 7-5 7-5 |
| 2010 | Auckland | Hard | R16 | John Isner | 5-7 6-4 6-3 |
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.