William Denison, 2nd Earl of Londesborough peer (1864–1917) Parents William Denison, 1st Earl of Londesborough Lady Edith Somerset Children Irene Mountbatten, Marchioness of Carisbrooke Hugo Denison, 4th Earl of Londesborough George Denison, 3rd Earl of Londesborough Siblings Lady Lilian Denison Lady Mildred Denison Lady Ida Denison unknown daughter Denison Lady Edith Denison Partners Lady Grace Fane