Viktor Troicki defeated Nikolay Davydenko 6-4 7-5 in the Rome Masters round of 64 on clay. The upset overturned the form book — Nikolay Davydenko came in leading the head-to-head 2–0. Viktor Troicki claimed a first win over Nikolay Davydenko in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2009-05-10 | Madrid Masters | R64 | clay | Nikolay Davydenko | 6-2 6-2 |
| 2008-02-08 | Davis Cup WG R1: RUS vs SRB | RR | hard | Nikolay Davydenko | 6-1 1-6 6-3 1-6 6-2 |
Averages from each player's recent completed matches (20 vs 20). ATP, WTA & Challenger.