2015 Sibiu Open
| 2015 Sibiu Open | |
|---|---|
| Date | 21–27 September |
| Edition | 4th |
| Location | Sibiu, Romania |
| Champions | |
| Singles | |
 Adrian Ungur | |
| Doubles | |
| Victor Crivoi / Petru-Alexandru Luncanu | |
The 2015 Sibiu Open was a professional tennis tournament played on clay courts. It was the fourth edition of the tournament which was part of the 2015 ATP Challenger Tour. It took place in Sibiu, Romania between 21 and 27 September 2015.
Singles main-draw entrants
Seeds
| Country | Player | Rank1 | Seed |
|---|---|---|---|
 SRB
|
Dušan Lajović | 102 | 1 |
 GER
|
Tobias Kamke | 172 | 2 |
| SRB
|
Laslo Djere | 177 | 3 |
 BEL
|
Germain Gigounon | 185 | 4 |
 ITA
|
Gianluca Naso | 187 | 5 |
 FRA
|
Calvin Hemery | 205 | 6 |
| FRA
|
Tristan Lamasine | 212 | 7 |
 CZE
|
Jan Mertl | 213 | 8 |
- 1 Rankings are as of September 14, 2015.
Other entrants
The following players received wildcards into the singles main draw:
Victor Vlad Cornea- Victor Crivoi
Michał Dembek- Dragoș Dima
The following players received entry from the qualifying draw:
Steven Diez
Marc Giner- Petru-Alexandru Luncanu
Riccardo Sinicropi
The following player received entry as a lucky loser:
- Andrei Stefan Apostol
Champions
Singles
- Adrian Ungur def. Pere Riba, 6–4, 3–6, 7–5
Doubles
- Victor Crivoi / Petru-Alexandru Luncanu def.
Ilija Bozoljac / Dušan Lajović, 6–4, 6–3