The 2023 TCCB Open is a professional tennis tournament played on outdoor clay courts.

It is the third edition of the tournament which was part of the 2023 ITF Women's World Tennis Tour.

It took place in Collonge-Bellerive, Switzerland between 28 August and 3 September 2023.

[1] The following players received wildcards into the singles main draw: The following players received entry into the singles main draw as a special exempt: The following players received entry from the qualifying draw: