Cappello is an Italian surname. Notable people with the surname include:
Antonio Cappello (1494–1565), Venetian noble Bernardo Cappello (1498–1565), Venetian Renaissance humanist Bianca Cappello (1548–1587), Italian noblewoman Dominic Cappello, American writer Gerolamo Cappello (died 1643), Italian Roman Catholic bishop Gino Cappello (1920–1990), Italian footballer Girolamo Cappello (1538–?), Venetian ambassador Guido Cappello (1933–1996), Italian chess master Frank Cappello, American screenwriter Mary Cappello, American academic Pierluigi Cappello (1967–2017), Italian poet Tim Cappello (born 1955), American musician Vettore Cappello (1400–1467), Venetian statesman and military commander
See also Capello, surname