Glen is a surname. Notable people with the surname include:
Archie Glen (1929-1998), Scottish international football playerCornell Glen (born 1980), Trinidadian international football (soccer) playerGary Glen (born 1990), Scottish football playerJames Allison Glen (1877-1950), Canadian politicianJohn Glen (director) (born 1932), English film director and editorJohn Glen (mayor) (1809–1895), mayor of AtlantaJohn Glen (politician) (born 1974), UK Conservative politicianMarla Glen (born 1960), American jazz singerRobert Glen (born 1875), Scottish international football playerSandy Glen (1912-2004) Scottish explorerWilliam Glen (geologist and historian)William Glen (poet) (1789–1826), Scottish poet