BiographyAlan Plantagenet Stewart, 10th Earl of Galloway, was born 21 October 1835 in London, Greater London, England, United Kingdom to Randolph Stewart, 9th Earl of Galloway (1800-1873) and Harriett Blanche Somerset (1811-1885) and died 7 February 1901 in Cumloden House, Newton Stewart, Dumfries and Galloway, Scotland, United Kingdom of unspecified causes. He married Mary Arabella Arthur Gascoyne-Cecil (1850-1903) 25 January 1872 . Notable ancestors include Henry II of England (1133-1189), William I of England (1027-1087), Charlemagne (747-814), Hugh Capet (c940-996), Rurik (c832-879), Alfred the Great (849-899), Willem van Oranje (1533-1584). Ancestors are from the United Kingdom, Belgium, Spain, France, Germany, England, Russia, Ukraine, Portugal, Ireland, Israel, Hungary, the Netherlands, Belarus, Italy, Turkey, the Czech Republic, Switzerland, Lithuania, the Byzantine Empire, the United States, Sweden.
He had no children, and was succeeded in the earldom by his younger brother, Randolph.