2021 Biella Challenger Indoor – Doubles

This was the first of seven editions of the tournament in the 2021 tennis season.

Luis David Martínez and David Vega Hernández won the title after defeating Szymon Walków and Jan Zieliński 6–4, 3–6, [10–8] in the final.

Seeds
• # Luca Margaroli / 🇧🇾 Andrei Vasilevski (quarterfinals)

• # 🇻🇪 Luis David Martínez / 🇪🇸 David Vega Hernández (champions)

• # 🇬🇧 Lloyd Glasspool / 🇫🇮 Harri Heliövaara (first round)

• # 🇺🇸 Robert Galloway / 🇺🇸 Alex Lawson (semifinals)