John Day

John Day or John Daye is the name of:

People

• John Day (merchant) (fl. 1497–1498), English merchant, author of a letter to the "Lord Grand Admiral" referring to the existence of the lost book Inventio Fortunata
• John Day (printer) (c. 1522–1584), English Protestant printer, also known as John Daye
• John Day (dramatist) (1574–c. 1640), English dramatist
• John Day (carpenter) (died 1774), first recorded death in a submarine
• John Day (Nova Scotia legislator) (died 1775), merchant and politician in Nova Scotia
• John Day (judge) (1797-1859), Liberian politician and judge
• John Day (trapper) (1770–1820), American hunter and trapper
• John Barham Day (1794–1860), English jockey and trainer, see Epsom Oaks
• John Day (architect), nineteenth-century Irish architect from County Wexford
• John Day (botanist) (1824–1888), Victorian orchid collector and illustrator
• John Charles Day (1826–1908), English judge
• John B. Day (1847–1926), manager of the New York Giants in 1899
• John Day (RAF officer) (born 1947), senior RAF officer
• John Day (Old Testament scholar) (born 1948), professor of Old Testament Studies
• John Day (Australian politician), Western Australian politician
• John Day (Holocaust denier), see Fascism (book)
• John Day (computer scientist) ARPANET pioneer, early RFC contributor
• Johnny Daye, Soul singer
• Jon Day (Jonathan Baker), member of The Charlatans

Companies

• John Day Company, New York publisher, founded in 1926

Locations

• John Day, Oregon, a city in Grant County, Oregon, U.S.
• John Day Dam on the Columbia River
• John Day Fossil Beds National Monument
• John Day River, a tributary of the Columbia River in northeastern Oregon
• John Day River (northwestern Oregon), a different tributary of the Columbia River in northwestern Oregon