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.
Singles main-draw entrants
Seeds
1 Rankings are as of 3 July 2023.
Other entrants
The following players received wildcards into the singles main draw: Tessah Andrianjafitrimo Fiona Ferro Amandine Hesse Margaux Rouvroy
The following players received entry from the qualifying draw: Dalila Jakupović Elvina Kalieva Tereza Martincová Anastasia Tikhonova
The following players received entry as a lucky loser: Rosa Vicens Mas
Withdrawals
Mirra Andreeva → replaced by Elsa Jacquemot
Dalma Gálfi → replaced by Rosa Vicens Mas
Danka Kovinić → replaced by Despina Papamichail
Jule Niemeier → replaced by Irina Bara
Jessika Ponchet → replaced by Kristina Mladenovic
Lucrezia Stefanini → replaced by Maria Timofeeva
Doubles main-draw entrants
Seeds
1 Rankings are as of 3 July 2023.
Champions
Singles
Arantxa Rus def. Anastasia Pavlyuchenkova 6–3, 6–3
Doubles
Cristina Bucșa / Alena Fomina-Klotz def. Amina Anshba / Anastasia Dețiuc 4–6, 6–3, [10–7]