2018 Milex Open
The 2018 Milex Open was a professional tennis tournament played on green clay courts. It was the fourth edition of the tournament which was part of the 2018 ATP Challenger Tour. It took place in Santo Domingo, Dominican Republic between 8 and 13 October 2018.Seeds
The following players received wildcards into the singles main draw:
The following players received entry into the singles main draw using protected rankings:
The following players received entry into the singles main draw as alternates:
The following players received entry from the qualifying draw:
Singles