The 2023 Sibiu Open was a professional tennis tournament played on clay courts. It was the 12th edition of the tournament which was part of the 2023 ATP Challenger Tour. It took place in Sibiu, Romania between 18 and 24 September 2023.

Singles main-draw entrants Seeds Country Player Rank1 SeedZsombor Piros1111Flavio Cobolli1322Damir Džumhur1573Ivan Gakhov1614Stefano Travaglia2055Duje Ajduković2066Alessandro Giannessi2147Nerman Fatić2188 1 Rankings are as of 11 September 2023.

Other entrants The following players received wildcards into the singles main draw: Bor Artnak Cezar Crețu Sebastian Gima

The following players received entry from the qualifying draw: Vlad Andrei Dancu Calvin Hemery Filip Cristian Jianu Henri Laaksonen Andrew Paulson Michael Vrbenský

Champions Singles

Nerman Fatić def. Damir Džumhur 6–2, 6–4.

Doubles

Andrew Paulson / Michael Vrbenský def. Piotr Matuszewski / Kai Wehnelt 6–2, 6–2.

References