Sir Charles Sheffield, 1st Baronet British estate owner and baronet (1706–1774) Parents John Sheffield, 1st Duke of Buckingham and Normanby Frances Stewart Children unknown daughter Sheffield unknown daughter Sheffield Charles Jacob Sheffield Sir Robert Sheffield, 3rd Bt. Anna Diana Sheffield John Sheffield Sir John Sheffield, 2nd Bt. Siblings Edmund Sheffield, 2nd Duke of Buckingham and Normanby Katharine Sophia Herbert Mary Sheffield John Sheffield, Marquess of Normanby Robert Sheffield Charlotte Herbert Sophia Lambart Partners Margaret Diana Sabine