The 2010 GEMAX Open was a professional tennis tournament played on carpet courts. It was part of the Tretorn SERIE+ of the 2010 ATP Challenger Tour. It took place in Belgrade, Serbia between 15 and 21 February 2010.
The following players received wildcards into the singles main draw:
The following players received entry from the qualifying draw:
The following player received special exempt into the main draw:
Karol Beck def. Ilija Bozoljac, 7–5, 7–6(4)
Ilija Bozoljac / Jamie Delgado def. Dustin Brown / Martin Slanar, 6–3, 6–3