Background
Hamilton-Dalrymple was the son of John Hamilton Dalrymple, 10th Earl of Stair and his wife, Louisa Jane Henrietta Emily de Franquetot.
Hamilton-Dalrymple was the son of John Hamilton Dalrymple, 10th Earl of Stair and his wife, Louisa Jane Henrietta Emily de Franquetot.
There were two children of the marriage:
Lady Beatrice Susan Dalrymple (died 10 May 1962) married 1905 (divorced 1922) Archibald Montgomerie, 16th Earl of Eglinton, and had issue
John James Dalrymple, 12th Earl of Stair (b 1 February 1879 - d 4 November 1961)
Lord Dalrymple was a captain of the Ayrshire (Earl of Carrick"s Own) Yeomanry, and was promoted to major on 4 March 1902. He died on 2 December 1914, aged 66.