2021 LTP Charleston Pro Tennis – Doubles

Magdalena Fręch and Katarzyna Kawa were the defending champions but chose not to participate.

Caty McNally and Storm Sanders won the title, defeating Eri Hozumi and Miyu Kato in the final, 7–5, 4–6, [10–6].

Seeds
• # 🇺🇸 Caty McNally / 🇦🇺 Storm Sanders (champions)

• # 🇺🇸 Caroline Dolehide / 🇺🇸 Maria Sanchez (first round)

• # 🇰🇿 Anna Danilina / 🇦🇺 Arina Rodionova (first round)

• # 🇯🇵 Eri Hozumi / 🇯🇵 Miyu Kato (final)