2020 L'Open 35 de Saint-Malo – Doubles

Ekaterine Gorgodze and Maryna Zanevska were the defending champions but chose not to participate.

Paula Kania and Katarzyna Piter won the title, defeating Magdalena Fręch and Viktorija Golubic in the final, 6–2, 6–4.

Seeds
• # 🇵🇱 Paula Kania / 🇵🇱 Katarzyna Piter (champions)

• # 🇳🇴 Ulrikke Eikeri / 🇪🇬 Mayar Sherif (quarterfinals, withdrew)

• # 🇷🇴 Irina Bara / 🇪🇸 Eva Guerrero Álvarez (quarterfinals)

• # 🇫🇷 Amandine Hesse / 🇫🇷 Harmony Tan (quarterfinals)