The 2013 Prague Open by Advantage Cars was a professional tennis tournament played on clay courts. It was the 20th edition of the tournament which was part of the 2013 ATP Challenger Tour. It took place in Prague, Czech Republic between 10 and 16 June 2013.
The following players received wildcards into the singles main draw:
The following players received entry a special exempt into the singles main draw:
The following players received entry from the qualifying draw:
The following pair received a wildcard into the doubles main draw:
The following pair received entry using a protected ranking:
The following pair received entry as an alternate into the doubles main draw: