Andrei Ciumac defeated Victor Ionita 6-7 6-1 7-6 in the Bucharest q32 on clay. The upset overturned the form book — Victor Ionita came in leading the head-to-head 3–0. Andrei Ciumac claimed a first win over Victor Ionita in four meetings, narrowing the head-to-head to 3–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2011-07-11 | Romania F6 | R16 | clay | Victor Ionita | 2-6 6-4 6-2 |
| 2010-04-05 | Turkey F6 | R16 | clay | Victor Ionita | 6-4 2-0 |
| 2008-06-09 | Romania F7 | R16 | clay | Victor Ionita | 6-4 6-2 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.