Erskine married twice. His first wife was Blanche Cates, daughter of George Cates. His second wife was Eva Constance Sarah Edwards, daughter of Canon Ebenezer Wood Edwards. He had issue, three sons who all joined the army. By his first wife: • Lieutenant Colonel Keith Erskine (1863–1914), Indian Army • Captain Charles Ellis Hay Erskine (1866–1902),
Indian Staff Corps, who died aged 36. By his second wife he was the father of: • General Sir
George Watkin Eben James Erskine (1899–1965) ==References==