Mary Ponsonby Peerage person ID=704047 (b. 1690) Parents Mary Moore William Ponsonby, 1st Viscount Duncannon Children Catherine Wall Mary Wall Siblings Folliet Ponsonby Henry Ponsonby Anne Ponsonby Brabazon Ponsonby, 1st Earl of Bessborough Bridget Ponsonby Dorothy Ponsonby Elizabeth Ponsonby Letitia Ponsonby Partners William Wall