2022 Fairfield Challenger – Singles

Christopher O'Connell was the defending champion but chose not to defend his title.

Michael Mmoh won the title after defeating Gabriel Diallo 6–3, 6–2 in the final.

Seeds
• # 🇺🇸 Denis Kudla (withdrew)

• # 🇺🇸 Stefan Kozlov (first round)

• # 🇺🇸 Michael Mmoh (champion)

• # 🇺🇸 Ben Shelton (second round)

• # 🇫🇷 Enzo Couacaud (quarterfinals)

• # 🇺🇸 Ernesto Escobedo (first round)

• # 🇨🇳 Shang Juncheng (quarterfinals)

• # 🇺🇸 Mitchell Krueger (first round)