John Isner defeated Denis Kudla 7-6 7-6 in the Houston round of 16 on clay. The result followed the form book — John Isner came in leading the head-to-head 1–0, defending last year's round of 16. John Isner extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2015-07-27 | Atlanta | SF | hard | John Isner | 4-6 6-2 7-5 |
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About
Averages over each player's completed matches in the selected window (200 vs 200). ATP, WTA & Challenger.