2019 Gwangju Open

The 2019 Gwangju Open was a professional tennis tournament played on hard courts. It was the 4th edition of the tournament which was part of the 2019 ATP Challenger Tour. It took place in Gwangju, South Korea between 13 and 19 May 2019.

Seeds

 * 1 Rankings as of 6 May 2019.

Other entrants
The following players received wildcards into the singles main draw:
 * 🇰🇷 Hong Seong-chan
 * 🇰🇷 Lee Jea-moon
 * 🇰🇷 Na Jung-woong
 * 🇰🇷 Nam Ji-sung
 * 🇰🇷 Son Ji-hoon

The following players received entry into the singles main draw using their ITF World Tennis Ranking:
 * 🇨🇳 Bai Yan
 * 🇯🇵 Shintaro Imai
 * 🇰🇷 Kim Cheong-eui
 * 🇷🇺 Konstantin Kravchuk
 * 🇯🇵 Rio Noguchi

The following players received entry as alternates:
 * 🇯🇵 Yusuke Takahashi
 * 🇨🇳 Xia Zihao

The following players received entry from the qualifying draw:
 * Hsieh Cheng-peng
 * 🇰🇷 Song Min-kyu

Singles

 * Jason Jung def. 🇮🇱 Dudi Sela 6–4, 6–2.

Doubles

 * Hsieh Cheng-peng / Christopher Rungkat def. 🇰🇷 Nam Ji-sung / 🇰🇷 Song Min-kyu 6–3, 3–6, [10–6].