Duke of Manchester mit der er nur eine Tochter hatte:* Mary (1884–1957), ⚭ 1906 James Graham, 6. ###>On 10 December 1873, he married Lady Mary Montagu, daughter of William Montagu, 7th Duke of Manchester, at Kimbolton Castle and they had one daughter:*Lady Mary Louise Douglas-Hamilton (1884–1957), married James Graham, 6th Duke of Montrose and had issue.