Petru Alexandru Luncanu defeated Andrei Mlendea 7-6 6-2 in the Romania F14 qualifying round on clay. The upset overturned the form book — Andrei Mlendea came in leading the head-to-head 2–0. Petru Alexandru Luncanu claimed a first win over Andrei Mlendea in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2011-08-22 | Romania F8 | QF | clay | Andrei Mlendea | 6-7(1) 7-6(3) 6-4 |
| 2007-05-07 | Romania F2 | QF | clay | Andrei Mlendea | 4-6 6-0 6-4 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.