Pietro della Vecchia, Pietro della Vècchia or Pietro Vècchia, formerly incorrectly called Pietro Muttoni was a versatile Italian painter who worked in many genres and created altarpieces, portraits, genre scenes and grotesques. He also created pastiches of the work of leading Italian painters of the 16th century. He designed cartoons for mosaics and worked as an art restorer. Della Vecchia was also sought after as an art expert and did expert valuations of artworks. He worked most of his life in Venice and its environs except for a brief stay in Rome.