| 2017 Gwangju Open | |
|---|---|
| Date | 18–24 September |
| Edition | 2nd |
| Surface | Hard |
| Location | Gwangju, South Korea |
| Champions | |
| Singles | |
 Matthias Bachinger | |
| Doubles | |
 Chen Ti /  Ben McLachlan | |
The 2017 Gwangju Open was a professional tennis tournament played on hard courts. It was the 2nd edition of the tournament which was part of the 2017 ATP Challenger Tour. It took place in Gwangju, South Korea between 18 and 24 September 2017.
| Country | Player | Rank1 | Seed |
|---|---|---|---|
 AUS | |||
 CAN | Peter Polansky | 128 | 2 |
| AUS | Matthew Ebden | 140 | 3 |
 KOR | Lee Duck-hee | 163 | 4 |
| JPN | Tatsuma Ito | 165 | 5 |
| JPN | Yasutaka Uchiyama | 197 | 6 |
| JPN | Hiroki Moriya | 199 | 7 |
| KOR | Kwon Soon-woo | 208 | 8 |
 EGY | Mohamed Safwat | 211 | 9 |
The following players received wildcards into the singles main draw:
Hong Seong-chan Kim Cheong-eui Park Jun-sang Sin Dong-hakThe following players received entry into the singles main draw using a protected ranking:
The following players received entry from the qualifying draw:
Yuya Kibi Marinko Matosevic Makoto Ochi Yang Tsung-hua The following players received entry as lucky losers:
Lorenzo Frigerio Kento Takeuchi Matthias Bachinger def. Yang Tsung-hua 6–3, 6–4. Chen Ti / Ben McLachlan def. Jarryd Chaplin / Luke Saville 2–6, 7–6(7–1), [10–1].The 2011 Singapore ATP Challenger was a professional tennis tournament played on hard courts. It was the first edition of the tournament which was part of the 2011 ATP Challenger Tour. It took place in Singapore between 24 and 30 January 2011.
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