Gurth Louis Francis Addington (1920-2010) (1920–2010) Parents Gladys Mary Dever Hughes Raymond Anthony Addington, 6th Viscount Sidmouth Children Siblings Elizabeth Clare Addington Prudence Mary Addington Hiley William Dever Addington John Addington, 7th Viscount Sidmouth Raymond Thomas Casamajor Addington Mary Octavia Addington Raleigh Hugh Leonard Addington Leslie Richard Bagnall Addington