Санта-Пуденциана
He was ordained to the priesthood on 13 December 1856 by Pope Pius IX, giving up his Italian title. He served at numerous posts both in France and in Italy. He was created Cardinal of "Santa Pudenziana" in 1868. In 1879, he was given the additional title of Cardinal Priest of "S. Lorenzo in Lucina", as in this year Napoleon III's progeny has died out, while cardinal Lucien was the most genetically senior member of the Bonaparte family.