| 2017 OEC Kaohsiung | |
|---|---|
| Date | 2–8 October |
| Edition | 6th |
| Surface | Hard |
| Location | Kaohsiung, Taiwan |
| Champions | |
| Singles | |
 Evgeny Donskoy | |
| Doubles | |
 Sanchai Ratiwatana / Sonchat Ratiwatana | |
The 2017 OEC Kaohsiung was a professional tennis tournament played on hard courts. It was the sixth edition of the tournament which was part of the 2017 ATP Challenger Tour. It took place in Kaohsiung, Taiwan between 2 and 8 October 2017. [1]
| Country | Player | Rank1 | Seed |
|---|---|---|---|
 AUS | Jordan Thompson | 70 | 1 |
 ISR | Dudi Sela | 77 | 2 |
 ROU | Marius Copil | 83 | 3 |
| RUS | Evgeny Donskoy | 88 | 4 |
 SVK | Lukáš Lacko | 118 | 5 |
| RUS | Mikhail Youzhny | 120 | 6 |
 IND | Yuki Bhambri | 155 | 7 |
| AUS | Akira Santillan | 163 | 8 |
The following players received wildcards into the singles main draw:
The following players received entry from the qualifying draw:
Bai Yan 
Andre Begemann 
Yuya Kibi
Kim Cheong-euiThe following player received entry as a lucky loser:
Evgeny Donskoy def. Marius Copil 7–6(7–0), 7–5. Sanchai Ratiwatana / Sonchat Ratiwatana def. Jonathan Erlich / 
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