He married Mariotta (or Margaret) (d. March 1586), daughter of Sir Thomas Cranstoun of Corsbie, in Berwickshire. They had three sons and four daughters, including
Two of Maitland's manuscript works survive; both are compilations of the Scots literature of his era. They preserve many of the works of the great makars and a large number of anonymous pieces. The manuscripts also record many of Maitland's own compositions.[2] Maitland's daughter Marie transcribed his poems as well as her brother John Maitland's and others.[3]
^MacDonald, A.A. (1998). 'Early Modern Scottish Literature and the Parameters of Culture' in Sally Mapstone and Juliette Wood, eds., The Rose and the Thistle: Essays on the Culture of Late Medieval and Renaissance Scotland. Phantassie, East Linton: Tuckwell Press. p. 89. ISBN1-898410-57-7.
Other sources
Miscellanea Genealogica et Heraldica, edited by Joseph Jackson Howard, LL.D., F.S.A., vol. 2, London, 1876, p. 206, where his date of death is given as 1 August 1586.
The Genealogy of the House and Surname of Setoun, by Sir Richard Maitland of Lethington, Knight, March 1561, with the Chronicle of the House of Setoun compiled in metre (prose) by John Kamington alias Peter Manye, printed at Edinburgh, October 1830.
The Register of the Privy Council of Scotland, Second Series, edited by P.Hume Brown, M.A., LLD., Edinburgh, 1900, vol.2, 1627–1628, p. 117.