Andrei Ciumac defeated Ciprian Alexandru Porumb 7-5 3-6 6-3 in the Romania F12 round of 32 on clay. The upset overturned the form book — Ciprian Alexandru Porumb came in leading the head-to-head 1–0, but Andrei Ciumac had been the form player, winning 2 of their last 6 on clay. Andrei Ciumac claimed a first win over Ciprian Alexandru Porumb in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2016-05-02 | Romania F1 | R32 | clay | Ciprian Alexandru Porumb | 6-4 6-2 |