Sergiu Ioan Bucur defeated Claudio Fortuna 7-5 6-4 in the Sibiu CH qualifying round 1 on clay. The upset overturned the form book — Claudio Fortuna came in leading the head-to-head 2–0, but Sergiu Ioan Bucur had been the form player, winning 2 of their last 5 on clay. Sergiu Ioan Bucur claimed a first win over Claudio Fortuna in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2016-09-05 | Romania F16 | QF | clay | Claudio Fortuna | 6-4 7-6(2) |
| 2016-08-29 | Romania F15 | R16 | clay | Claudio Fortuna | 6-1 6-4 |
Averages over each player's completed matches in the selected window (18 vs 87). ATP, WTA & Challenger.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About