Arthur Ponsonby (1856-1918) (1856–1918) Parents Lady Louisa Eliot Walter Ponsonby, 7th Earl of Bessborough Children Iris Ponsonby Cecil Ponsonby Guy Ponsonby Diamond Ponsonby Judith Ponsonby Siblings Lady Ethel Ponsonby Lady Maria Ponsonby Walter Ponsonby Granville Ponsonby Lady Sara Ponsonby Edward Ponsonby, 8th Earl of Bessborough Cyril Ponsonby Partners Kathleen Sillery