Lady Emily de Burgh (1807-1842) (1807–1842) Parents John de Burgh, 13th Earl of Clanricarde Elizabeth Burke Children Margaret Domville Lady Mary St. Lawrence Lady Emily St. Lawrence William St Lawrence, 4th Earl of Howth Lady Catherine St Lawrence Siblings Ulick de Burgh, 1st Marquess of Clanricarde Lady Hester de Burgh Partners Thomas St Lawrence, 3rd Earl of Howth