2023 Grand Est Open 88 – Singles

Sara Errani was the defending champion, but lost in the quarterfinals to Anastasia Pavlyuchenkova.

Arantxa Rus won the title, defeating Pavlyuchenkova in the final, 6–3, 6–3.

Seeds
• # 🇩🇪 Tatjana Maria (first round)

• # 🇪🇸 Cristina Bucșa (quarterfinals)

• # 🇮🇹 Sara Errani (quarterfinals)

• # Arantxa Rus (champion)

• # 🇩🇪 Anna-Lena Friedsam (quarterfinals)

• # 🇫🇷 Diane Parry (second round)

• # 🇫🇷 Clara Burel (second round)

• # Anastasia Pavlyuchenkova (final)

Seeds
• # 🇨🇿 Tereza Martincová (qualified)

• # 🇦🇷 María Lourdes Carlé (qualifying competition)

• # 🇺🇸 Elvina Kalieva (qualified)

• # 🇪🇸 Rosa Vicens Mas (qualifying competition, lucky loser)

• # 🇨🇿 Barbora Palicová (moved to main draw)

• # Tatiana Prozorova (qualifying competition)

• # Dalila Jakupović (qualified)

• # Anastasia Tikhonova (qualified)

Qualifiers
• # 🇨🇿 Tereza Martincová

• # Dalila Jakupović

• # 🇺🇸 Elvina Kalieva

• # Anastasia Tikhonova

Lucky loser
• # 🇪🇸 Rosa Vicens Mas