Bogdan Ionut Apostol defeated Alessandro Petrone 6-2 6-1 in the M15 Chitila 1 quarter-final on clay. The upset overturned the form book — Alessandro Petrone came in leading the head-to-head 2–0, but Bogdan Ionut Apostol had been the form player, winning 2 of their last 7 on clay. Bogdan Ionut Apostol claimed a first win over Alessandro Petrone in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2019-03-28 | M25 Santa Margherita Di Pula 1 | R16 | clay | Alessandro Petrone | 6-4 6-0 |
| 2017-07-31 | Romania F8 | R16 | clay | Alessandro Petrone | 6-3 6-3 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.