Glen is a surname. Notable people with the surname include:
Archie Glen (1929-1998), Scottish international football player
Cornell Glen (born 1980), Trinidadian international football (soccer) player
Gary Glen (born 1990), Scottish football player
James Allison Glen (1877-1950), Canadian politician
John Glen (director) (born 1932), English film director and editor
John Glen (mayor) (1809–1895), mayor of Atlanta
John Glen (politician) (born 1974), UK Conservative politician
Marla Glen (born 1960), American jazz singer
Robert Glen (born 1875), Scottish international football player
Sandy Glen (1912-2004) Scottish explorer
William Glen (geologist and historian)
William Glen (poet) (1789–1826), Scottish poet
