2021 Monterrey Open – Doubles

Kateryna Bondarenko and Sharon Fichman were the defending champions but chose not to participate.

Caroline Dolehide and Asia Muhammad won the title, defeating Heather Watson and Zheng Saisai in the final, 6–2, 6–3.

Seeds
• # 🇺🇸 Desirae Krawczyk / 🇲🇽 Giuliana Olmos (quarterfinals)

• # 🇺🇸 Caroline Dolehide / 🇺🇸 Asia Muhammad (champions)

• # Arantxa Rus / Tamara Zidanšek (first round)

• # 🇪🇸 Lara Arruabarrena / 🇦🇺 Ellen Perez (semifinals)