2023 Gwangju Open

Country	Player	Rank1	Seed
AUS	Max Purcell	89	1
USA	Christopher Eubanks	90	2
AUS	Jordan Thompson	91	3
AUS	James Duckworth	102	4
ECU	Emilio Gómez	115	5
AUS	Rinky Hijikata	141	6
AUS	Aleksandar Vukic	142	7
USA	Denis Kudla	146	8

• ¹ Rankings as of 24 April 2023.^[1]

The following players received wildcards into the singles main draw:

• Chung Yun-seong
• Park Ui-sung
• Shin San-hui

The following players received entry into the singles main draw as alternates:

• Bu Yunchaokete
• Evgeny Donskoy
• Yuta Shimizu

The following players received entry from the qualifying draw:

• Peter Gojowczyk
• Omar Jasika
• Jason Jung
• Daniel Masur
• Dominik Palán
• Luke Saville

• Jordan Thompson def. Max Purcell 6–3, 6–2.

• Evan King / Reese Stalder def. Andrew Harris / John-Patrick Smith 6–4, 6–2.