Jared Donaldson defeated Denis Istomin 5-7 6-4 6-0 in the Geneva round of 32 on clay. The upset overturned the form book — Denis Istomin came in leading the head-to-head 3–0. Jared Donaldson claimed a first win over Denis Istomin in four meetings, narrowing the head-to-head to 3–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2018-01-01 | Brisbane | R16 | hard | Denis Istomin | 7-6(5) 6-2 |
| 2017-09-25 | Chengdu | QF | hard | Denis Istomin | 2-6 7-5 7-6(5) |
| 2017-05-08 | Madrid Masters | Q2 | clay | Denis Istomin | 7-6(3) 6-4 |
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 (39 vs 200). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About