The 2015 Open de Nice Côte d'Azur was a men's tennis tournament played on outdoor clay courts.

It was the 31st edition of the Open de Nice Côte d'Azur and part of the ATP World Tour 250 series of the 2015 ATP World Tour.

It took place at the Nice Lawn Tennis Club in Nice, France, from 17 May through 23 May 2015.

The following players received wildcards into the singles main draw: The following players received entry from the qualifying draw: The following players received entry as lucky losers: The following pairs received wildcards into the doubles main draw: