The 2010 Challenger Banque Nationale de Granby was a professional tennis tournament played on outdoor hard courts. It was the 17th edition of the tournament and part of the 2010 ATP Challenger Tour, offering totals of $50,000 in prize money. It took place in Granby, Quebec, Canada between July 26 and August 1, 2010.
The following players received wildcards into the singles main draw:
The following players received entry from the qualifying draw:
Tobias Kamke def. Milos Raonic, 6âÂÂ3, 7âÂÂ6<sup>(7âÂÂ4)</sup>
Frederik Nielsen / Joseph Sirianni def. Sanchai Ratiwatana / Sonchat Ratiwatana, 4âÂÂ6, 6âÂÂ4, [10âÂÂ6]