Custos Rotulorum of Tyrone
- 1661–1671 William Caulfeild, 1st Viscount Charlemont (also Custos Rotulorum of County Armagh)
- 1692–? William Caulfeild, 2nd Viscount Charlemont (died 1726) (also Custos Rotulorum of County Armagh)
- c.1790–1818 Thomas Knox, 1st Viscount Northland
- 1819–1841 Somerset Lowry-Corry, 2nd Earl Belmore
- "Major-General William CAULFIELD (2nd Viscount CHARLEMONT)". Worcestershire Regiment. Retrieved 30 June 2014.
- The Gentleman's Magazine. p. 567.
- "LOWRY CORRY, Somerset, Visct. Corry (1774-1841), of Castle Coole, co. Fermanagh". History of Parliament Online. Retrieved 30 June 2014.