Artemon Apostu Efremov defeated Todor Enev 6-2 7-6 in the Bulgaria 3 qualifying round on clay. The upset overturned the form book — Todor Enev came in leading the head-to-head 1–0, but Artemon Apostu Efremov had been the form player, winning 5 of their last 6 on clay. Artemon Apostu Efremov claimed a first win over Todor Enev in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2007-01-22 | India F1 | F | clay | Todor Enev | 6-3 7-5 |