Defending champion Frank Dancevic lost in qualifying for this year's tournament.
Jürgen Melzer defeated qualifier Denis Kudla 6–4, 2–6, 6–1 in the final to win the title.

Seeds

Draw

Finals

Top half

Bottom half

References

Main Draw

Qualifying Draw
{{DEFAULTSORT:2013 Dallas Tennis Classic - Singles Dallas Tennis Classic - Singles

2013 Singles Thirteen or 13 may refer to: * 13 (number), the natural number following 12 and preceding 14 * One of the years 13 BC, AD 13, 1913, 2013 Music * 13AD (band), an Indian classic and hard rock band Albums * ''13'' (Black Sabbath album), 2013 ...