Francesco, Principe Ruspoli (23 February 1899 – 27 October 1989) was the 8th Principe di Cerveteri, 8th Marchese di Riano, 13th Conte di Vignanello and Prince of the Holy Roman Empire, son of Alessandro Ruspoli, 7th Prince of Cerveteri and wife Marianita dei Duchi Lante Montefeltro della Rovere.
His maternal grandmother was an American heiress from New York City, New York.
His great-great-great-great-uncle was Bartolomeo Ruspoli and his great-great-great-great grandfather was Ippolito Lante Montefeltro della Rovere.
He later became a poet and fought in both world wars.