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
• Jason K. Allen, president of Midwestern Baptist Theological Seminary
• Jay Allen (1900–1972), American journalist
• Jay Allen (baseball) (born 2002), American baseball player