 On 11 January 1941 he married Hon.Lorna Peggy Vyvyan Harmsworth (24 October 1920 – 18 June 2014), elder daughter of the 2nd Viscount Rothermere.They had two sons and two daughters; the second – but only surviving – son, (Kevin) Esmond Peter (1943–1985), married Lady Mary-Gaye Georgiana Lorna Curzon, third daughter of the 6th Earl Howe, whose daughter by her second husband, property magnate and scion of baronets John Anstruther-Gough-Calthorpe, is the actress Isabella Calthorpe.