Artemon Apostu Efremov defeated Gabriel Moraru 4-6 6-1 6-3 in the Romania F2 round of 16 on clay. The upset overturned the form book — Gabriel Moraru came in leading the head-to-head 4–0, but Artemon Apostu Efremov had been the form player, winning 5 of their last 8 on clay. Artemon Apostu Efremov claimed a first win over Gabriel Moraru in five meetings, narrowing the head-to-head to 4–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2007-05-14 | Romania F3 | SF | clay | Gabriel Moraru | 6-3 6-3 |
| 2006-06-12 | Romania F7 | R16 | clay | Gabriel Moraru | 6-3 6-3 |
| 2005-05-16 | Romania F3 | QF | clay | Gabriel Moraru | 6-1 6-2 |
| 2005-05-02 | Romania F1 | QF | clay | Gabriel Moraru | 7-6(1) 6-2 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.