Michele Pio Pirro (born 5 July 1986)[2] is a motorcycle road racer from Italy, He was 2007 and 2008 the Italian CIV National Champion in the Superstock class and a test rider for Ducati factory racing in MotoGP and rides occasionally as a wildcard.

After winning the European 125cc Championship in 2004,[5] in 2005 he participated as a full-time rider in the same class with Malaguti, scoring 3 points in the Chinese Grand Prix and finishing the season in 33rd place.

He obtained a victory, in the season finale at Valencia, just two weeks after Gresini's MotoGP rider Marco Simoncelli was killed in a crash at the Malaysian Grand Prix.

He has participated in races every year, either as a wildcard entry or as a substitute for injured riders, obtaining his overall best MotoGP result of 4th at the 2018 Valencian season finale.

He also raced in the Italian round of the Superbike World Championship in Misano as a wild card, and in the Spanish GP as a substitute for the injured Davide Giugliano.