Francis Rocco Prestia Jr. (March 7, 1951 – September 29, 2020) was an American bassist, best known for his work with the funk band Tower of Power.Born in Sonora, California, Prestia started playing electric guitar as an adolescent. When he auditioned for Emilio Castillo's band, Tower of Power, Castillo persuaded him to switch to electric bass.Prestia worked with the band for the next three decades, before he became seriously ill in 2001. His fans and friends created a foundation in order to help pay the artist's medical costs. On December 5, 2014, Prestia underwent successful liver transplant surgery.
Rocco is survived by the loves of his life, Julian Francis Rocco Prestia and Alicia-Lyn JoAnn Prestia.