Hopper was married to Brooke Hayward from 1961 until they divorced in 1969. Hopper was then married to Michelle Phillips from 1970 until they divorced weeks later. He was married to Daria Halprin from 1972 until they divorced. He was later married to Katherine LaNasa from 1989 until they divorced in 1992. Hopper was married to Victoria Duffy from 1998 until they divorced in 2010, months before his death. Hopper had 3 daughters and a son. 