The 2023 Grand Est Open 88 was a professional women's tennis tournament played on outdoor clay courts.

It was the sixteenth edition of the tournament and second as a WTA 125 event, which is also part of the 2023 WTA 125 tournaments.

It took place in Contrexéville, France between 10 and 16 July 2023.

[1][2] The following players received wildcards into the singles main draw: The following players received entry from the qualifying draw: The following players received entry as a lucky loser: