2023 Gwangju Open

The 2023 Gwangju Open was a professional tennis tournament played on hard courts. It was the 6th edition of the tournament which was part of the 2023 ATP Challenger Tour. It took place in Gwangju, South Korea between 1 and 7 May 2023.

Seeds

 * 1 Rankings as of 24 April 2023.

Other entrants
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

Singles

 * 🇦🇺 Jordan Thompson def. 🇦🇺 Max Purcell 6–3, 6–2.

Doubles

 * 🇺🇸 Evan King / 🇺🇸 Reese Stalder def. 🇦🇺 Andrew Harris / 🇦🇺 John-Patrick Smith 6–4, 6–2.