Geren is a surname. Notable people with the surname include:
Bob Geren (born 1961), American baseball player Charlie Geren (born 1949), American politician Pete Geren (born 1952), American politician Preston Geren Jr. (1923–2013), American architect and father of Charlie and Pete Geren Preston Geren Sr. (1891–1969), American architect and engineer and father of Preston Geren Jr. Richard Geren (1917-2002), American geologist
Geren may also refer to:
Geren, a village in Foça, İzmir,