 Martinelli was first married to Count Franco Mancinelli Scotti di San Vito, by whom she had a daughter, Cristiana Mancinelli (born 1958), also an actress.In 1968, she married the "Paris Match" photographer and 1970s furniture designer, Willy Rizzo.Martinelli died of cancer in Rome on 8 July 2017, at the age of 82.