Viktor Troicki defeated Mikhail Kukushkin 6-2 6-3 in the Sydney final on hard. The upset overturned the form book — Mikhail Kukushkin came in leading the head-to-head 3–1. Viktor Troicki narrowed the head-to-head to 3–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2018-05-07 | Madrid Masters | Q2 | clay | Mikhail Kukushkin | 7-6(5) 6-1 |
| 2016-03-04 | Davis Cup WG R1: SRB vs KAZ | RR | hard | Mikhail Kukushkin | 7-5 6-2 6-4 |
| 2012-01-16 | Australian Open | R64 | hard | Mikhail Kukushkin | 5-7 6-4 6-2 4-6 6-3 |
| 2010-02-01 | Zagreb | R16 | hard | Viktor Troicki | 7-5 7-5 |
Averages from each player's recent completed matches (20 vs 19). ATP, WTA & Challenger.