Mary Louise Hamilton, Duchess of Montrose

Her Grace

The Duchess of Montrose

OBE
Her Grace; The Duchess of Montrose; OBE
	1912 portrait
Duchess of Montrose
Tenure	10 December 1925 – 20 January 1954 ; (28 years, 41 days)
Predecessor	Violet Hermione Graham
Successor	Susan Semple
Other titles	Marchioness of Montrose; Marchioness of Graham and Buchanan; Countess of Montrose; Countess of Kincardine; Countess Graham; Viscountess of Dundaff; Baroness Graham of Belford; Lady Graham; Lady Graham and Mugdock; Lady Aberruthven, Mugdock and Fintrie;
Born	1 November 1884; London, United Kingdom
Died	21 February 1957 (aged 72); Brodick Castle
Spouse	James Graham, 6th Duke of Montrose (m. 1873)
Issue	Angus Graham, 7th Duke of Montrose; Lady Mary Graham; Lord Ronald Graham; Lady Jean Graham;
Father	William Douglas-Hamilton, 12th Duke of Hamilton
Mother	Lady Mary Louise Montagu

Mary Louise Hamilton, Duchess of Montrose (1 November 1884 – 21 February 1957) was a Scottish noblewoman, the only daughter of William Douglas-Hamilton, 12th Duke of Hamilton and Lady Mary Louise Montagu. By marriage to James Graham, 6th Duke of Montrose, she was Duchess of Montrose.