- For DNB articles about people named John Hughes
- "Hughes, John (1677-1720)," in Dictionary of National Biography, 1885–1900, London: Smith, Elder, & Co. (1885–1900) in 63 vols.
- Hughes, John (1677-1720), poet, born at Marlborough, Wiltshire, elder son of John Hughes, brother of Jabez Hughes
- Hughes, John (1776-1843), divine and antiquary, the third child of William Hughes
- Hughes, John (1790-1857), author, son of Thomas Hughes, D.D., vicar of Uffington, Berkshire, and canon of St. Paul's Cathedral
- Hughes, John (1787-1860), archdeacon of Cardigan, son and heir of John Hughes, esq., of Llwyn Glas
- Hughes, John (1796-1860), Calvinistic methodist, born at Adwy'r Clawdd, near Wrexham, son of Hugh and Mary Hughes
- Hughes, John Ceiriog, Welsh poet, youngest of Richard and Phœbe Hughes, born at Penbryn, LlanarmonDyffryn Ceiriog, Denbighshire
- Authors