John Gathorne-Hardy, 4th Earl of Cranbrook (1900-1978), Justice of the Peace (1900–1978) Parents Gathorne Gathorne-Hardy, 3rd Earl of Cranbrook Lady Dorothy Boyle Children Lady Christina Gathorne-Hardy Lady Juliet Gathorne-Hardy Hugh Gathorne-Hardy Lady Catherine Gathorne-Hardy Gathorne Gathorne-Hardy, 5th Earl of Cranbrook Siblings Edward Gathorne-Hardy Robert Gathorne-Hardy Anne Hill Antony Gathorne-Hardy Partners Fidelity Gathorne-Hardy, Countess of Cranbrook Bridget D'Oyly Carte