2021 Play In Challenger – Singles

Grégoire Barrère was the defending champion but lost in the final to Zizou Bergs.

Bergs won the title after defeating Barrère 4–6, 6–1, 7–6(7–5) in the final.

Seeds
• # 🇫🇷 Grégoire Barrère (final)

• # 🇫🇷 Benjamin Bonzi (quarterfinals)

• # 🇫🇷 Arthur Rinderknech (quarterfinals)

• # 🇫🇷 Antoine Hoang (second round)

• # 🇩🇪 Oscar Otte (first round)

• # 🇫🇷 Alexandre Müller (first round)

• # 🇩🇪 Maximilian Marterer (first round)

• # 🇫🇷 Quentin Halys (semifinals)