Ryan Harrison defeated Nicolas Mahut 6-3 6-4 6-2 in the Australian Open round of 128 on hard. The upset overturned the form book — Nicolas Mahut came in leading the head-to-head 2–1, defending last year's round of 64. Ryan Harrison narrowed the head-to-head to 2–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2018-08-06 | Canada Masters | Q2 | hard | Ryan Harrison | 6-1 6-2 |
| 2018-07-16 | Newport | R32 | grass | Nicolas Mahut | 6-2 2-0 RET |
| 2014-01-06 | Sydney | R32 | hard | Nicolas Mahut | 7-6(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 (172 vs 113). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About