2021 Maia Challenger II – Singles

Geoffrey Blancaneaux was the defending champion but chose not to defend his title.

Tseng Chun-hsin won the title after defeating Nuno Borges 5–7, 7–5, 6–2 in the final.

Seeds
• # 🇸🇰 Andrej Martin (semifinals)

• # 🇧🇪 Kimmer Coppejans (second round)

• # 🇫🇷 Maxime Janvier (first round)

• # Gastão Elias (second round)

• # Nuno Borges (final)

• # João Domingues (first round)

• # Tseng Chun-hsin (champion)

• # Gonçalo Oliveira (second round)