later Cusack-Drury (Cusack)
(Cuvier, 1769–1832)
(Cuvillier, 1899–1969)
(Czaja)
(Czajkowski)
née Peretjatkowicz (Czecz., 1888–1982)
(Czier, 1959–)
(Cziff., 1929–)
(D'Andrea)
(D'Antonio, 1993–)