2017 Gimcheon Open ATP Challenger

The 2017 Gimcheon Open ATP Challenger was a professional tennis tournament played on hard courts. It was the fourth edition of the tournament which was part of the 2017 ATP Challenger Tour. It took place in Gimcheon, Korea between 1 and 7 May 2017.

Seeds

 * 1 Rankings are as of April 24, 2017.

Other entrants
The following players received wildcards into the singles main draw:
 * 🇰🇷 Chung Yun-seong
 * 🇰🇷 Hong Seong-chan
 * 🇰🇷 Kim Cheong-eui
 * 🇰🇷 Lee Jea-moon

The following player received entry into the singles main draw using a protected ranking:
 * 🇮🇳 Yuki Bhambri

The following player received entry into the singles main draw as a special exempt:
 * 🇦🇷 Juan Pablo Paz

The following players received entry from the qualifying draw:
 * 🇬🇧 Liam Broady
 * 🇵🇱 Hubert Hurkacz
 * 🇺🇸 Austin Krajicek
 * 🇦🇺 Bradley Mousley

Singles

 * 🇮🇹 Thomas Fabbiano def. 🇷🇺 Teymuraz Gabashvili 7–5, 6–1.

Doubles

 * Marco Chiudinelli / 🇷🇺 Teymuraz Gabashvili def. Ruan Roelofse /  Yi Chu-huan 6–1, 6–3.