2019 OEC Kaohsiung
The 2019 OEC Kaohsiung was a professional tennis tournament played on hard courts. It was the eighth edition of the tournament which was part of the 2019 ATP Challenger Tour. It took place in Kaohsiung, Taiwan between 16 and 22 September 2019.Seeds
The following players received wildcards into the singles main draw:
The following player received entry into the singles main draw using a protected ranking:
The following players received entry from the qualifying draw:
The following players received entry as lucky losers:
Singles