Ormsby is a surname. Notable people with the surname include:
Alan Ormsby (born 1944), American director and screenwriter
Brendan Ormsby (born 1960), English professional footballer
Eric Ormsby (born 1941), American poet and a man of letters
Frank Ormsby (born 1947), Northern Irish poet
John Ormsby (disambiguation), multiple people
Kristian Ormsby (born 1980), New Zealand rugby union player
Len Ormsby (1890–1983), American racecar driver
Mary Ormsby (born 1960), Canadian associate sports writer
Stephen Ormsby (1759-1844), U.S. Representative from Kentucky
Waterman Ormsby (1809-1883), a 19th-century banknote engraver, inventor and artist
Waterman L. Ormsby (1834–1908), correspondent for the New York Herald and Western explorer
