Adrian Sikora defeated Alexander Zhurbin 7-5 6-1 in the Kazakhstan F8 round of 32 on hard. The upset overturned the form book — Alexander Zhurbin came in leading the head-to-head 1–0. Adrian Sikora claimed a first win over Alexander Zhurbin in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2017-04-17 | Kazakhstan F4 | R16 | clay | Alexander Zhurbin | 4-6 6-4 6-2 |
Averages over each player's completed matches in the selected window (37 vs 77). ATP, WTA & Challenger.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About