2024 Chicago Men's Challenger – Singles

Alex Michelsen was the defending champion but chose not to defend his title.

Seeds
• # 🇫🇷 Térence Atmane

• # 🇫🇷 Benjamin Bonzi

• # 🇫🇷 Hugo Grenier

• # 🇨🇦 Gabriel Diallo

• # 🇨🇦 Alexis Galarneau

• # 🇨🇳 Bu Yunchaokete

• # 🇭🇰 Coleman Wong

• # 🇰🇷 Hong Seong-chan