See main article: article and 2021 Engie Open Andrézieux-Bouthéon 42.
Jaqueline Cristian and Elena-Gabriela Ruse were the defending champions, but both players chose not to participate.[1]
Lu Jiajing and You Xiaodi won the title, defeating Paula Kania-Choduń and Katarina Zavatska in the final, 6–3, 6–4.