2021 Open Araba en Femenino – Singles

Cristina Bucșa was the defending champion but chose to participate in Budapest instead.

Rebeka Masarova won the title, defeating Ane Mintegi del Olmo in the final, 7–6(7–3), 6–4.

Seeds
• # Lesley Pattinama Kerkhove (quarterfinals)

• # Verónica Cepede Royg (quarterfinals)

• # Indy de Vroome (first round)

• # 🇫🇷 Jessika Ponchet (quarterfinals)

• # 🇹🇷 Pemra Özgen (first round)

• # 🇰🇷 Han Na-lae (first round)

• # 🇯🇵 Mai Hontama (semifinals)

• # 🇬🇧 Katie Swan (withdrew)