John Chaworth Musters was the son of John and Mary Anne (Chaworth) Musters of Colwick, Nottinghamshire. On 15 March 1859, he married Caroline Anne Sherbrooke [d. 1912]; they had three sons and two daughters. He served as the local High Sheriff in 1864.
Townend, Peter, ed. Burke's Peerage Limited. Burke's Genealogical and Heraldic History of the Landed Gentry. 18th ed. 3 vols. London, 1969: 2: 463-64.