2021 Engie Open Nantes Atlantique – Doubles

Akgul Amanmuradova and Ekaterine Gorgodze were the defending champions but chose not to participate.

Samantha Murray Sharan and Jessika Ponchet won the title, defeating Alicia Barnett and Olivia Nicholls in the final, 6–4, 6–2.

Seeds
• # Oksana Kalashnikova / 🇯🇵 Miyu Kato (first round)

• # 🇯🇵 Eri Hozumi / 🇷🇺 Ekaterina Yashina (semifinals)

• # 🇺🇸 Emina Bektas / 🇬🇧 Tara Moore (quarterfinals, retired)

• # 🇬🇧 Samantha Murray Sharan / 🇫🇷 Jessika Ponchet (champions)