He was s of Hugh Cam HOBHOUSE 1917-87 (s of Sir Reginald Arthur HOBHOUSE 5th Bt 1878-1947) and his 2nd w Aline Rosemary 1921-2010 d of Lt-Col David Walter HUNTER BLAIR 1894-1961 (gs of Sir Edward HUNTER 4th Bt 1818-96 of Blairquhan) and his 1st w Barbara d 1965 d of George Cameron NORMAN. He m 1981 Julia Isobel b 1955 d of David Andrew Young CRAIB 1915-92 by his 1949 m reg Q3 London to Ann NEELY [1922-2015], and had three sons and a dau.