Ryan Harrison defeated Tatsuma Ito 6-2 7-6 in the Dusseldorf round robin on clay. Ryan Harrison extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2015-06-15 | Halle | Q1 | grass | Tatsuma Ito | 6-4 6-2 |
| 2013-12-29 | Brisbane | Q3 | hard | Ryan Harrison | 1-6 6-3 6-0 |
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.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About