Lady Charlotte Martha Bruce (1771-1816) (1771–1816) Parents Charles Bruce, 5th Earl of Elgin Martha Bruce, Countess of Elgin and Kincardine Children Thomas Calderwood Durham of Largo and Polton Siblings Thomas Bruce, 7th Earl of Elgin Charles Andrew Bruce William Robert Bruce, 6th Earl of Elgin and 10th Earl of Kincardine James Bruce Partners Philip Durham