2023-09-18 Sibiu (c)

The 2023 Sibiu Open (known as BCR Sibiu Open for sponsorship reasons) was a men's tennis tournament played on outdoor clay courts in Sibiu, Romania, that was part of the Challenger 75 series of tournaments on the 2023 ATP Challenger Tour. It was the 12th edition of the Sibiu Open and was held 18–24 September.