Alden, John Richard (1966). John Stuart and the Southern Colonial Frontier: A Study of Indian Relations, War, Trade, and Land Problems in the Southern Wilderness, 1754–1775. University of Michigan Publications, History and Political Science, volume XV (1944 reprint ed.). New York, New York: Gordian Press. OCLC 222555, p 62, 167-168.
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[According to Alden, Stuart's European wife was named Sarah and they four children: Sarah Christina (b. 1750), Christina (b. 1752), a daughter who died as a child, and John Joseph (b. 1757)]