2017 OEC Kaohsiung

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.

Singles main-draw entrants

Seeds

¹ Rankings are as of 25 September 2017.

Other entrants

The following players received wildcards into the singles main draw:

The following players received entry from the qualifying draw:

The following player received entry as a lucky loser:

Marinko Matosevic

Champions

Singles

Evgeny Donskoy def. Marius Copil 7–6, 7–5.

Doubles

Sanchai Ratiwatana / Sonchat Ratiwatana def. Jonathan Erlich / Alexander Peya 6–4, 1–6, .