He married Elizabeth (Betty) Jane Martin in 1927.
He had three children: Alan Clark was born 1928 and became a Conservative MP, while twins Collete and Colin were born in 1932.
Works: Another Part of the Wood (1974) Civilisation (1969) Landscape into Art (1949) Leonardo da Vinci (1939) The Nude (1956) The Other Half (1977) Rembrandt and the Italian Renaissance (1966) See also: Kenneth Clarke