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.

ATP entrants

Seeds

Other entrants

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:

Champions

Singles

🇸🇰 Karol Beck def. 🇷🇸 Ilija Bozoljac, 7–5, 7–6(4)

Doubles

🇷🇸 Ilija Bozoljac / 🇬🇧 Jamie Delgado def. 🇯🇲 Dustin Brown / 🇦🇹 Martin Slanar, 6–3, 6–3