The 2015 Gran Premio Nobili Rubinetterie was the 18th and final edition of the Gran Premio Nobili Rubinetterie one-day cycling classic, organised by the Associazione Ciclista Arona. The race took place on 19 March 2015.[1] For the only time in the race's history, it was rated as a 1.HC race as part of the 2015 UCI Europe Tour; all previous editions were at the lower 1.1 rank.[2] The defending champion from the 2014 edition was Simone Ponzi (Southeast Pro Cycling), who also won the race in 2011.[1] The race took place around Lake Maggiore in the Italian region of Piedmont, finishing in the town of Stresa.[3]