Jason Allen

Jason or Jay Allen may refer to:

Jason Allen (American football) (born 1983), American football cornerback
Jason Allen (cyclist) (born 1981), New Zealand cyclist
Jason Allen (politician) (born 1963), American politician in Michigan
Jason Allen (rugby league) (born 1975), Australian rugby league footballer of the 1990s
Jason Michael Allen, creator of Théâtre D'opéra Spatial
Jay Allen (1900–1972), American journalist
Jay Allen (baseball) (born 2002), American baseball player