2022 Gwangju Open – Singles

Jason Jung was the defending champion but lost in the second round to Maximilian Marterer.

Zsombor Piros won the title after defeating Emilio Gómez 6–2, 6–4 in the final.

Seeds
• # 🇪🇨 Emilio Gómez (final)

• # 🇦🇺 Christopher O'Connell (first round)

• # 🇦🇺 John Millman (first round, retired)

• # 🇺🇸 Christopher Eubanks (semifinals)

• # 🇨🇳 Wu Yibing (second round)

• # 🇬🇧 Ryan Peniston (second round)

• # 🇭🇺 Zsombor Piros (champion)

• # 🇩🇪 Maximilian Marterer (quarterfinals)