Jay Johnson may refer to:
Jay Johnson, an alternate spelling of Jeh Johnson, former U.S. Secretary of Homeland Security
Jay Johnson (singer), Detroit doo-wop bass-baritone singer
Jay Johnson (ventriloquist) (born 1949)
Jay Johnson (pitcher)
Jay Johnson (baseball coach)
Jay Kenneth Johnson, American actor
Jay L. Johnson, retired U.S. Navy Chief of Naval Operations and CEO of General Dynamics Corporation
Jay W. Johnson, U.S. Democratic congressman from Wisconsin and director of the United States Mint
Jay W. Johnson (composer), see Harry for the Holidays
Jay Johnson Morrow, governor of the Panama Canal Zone
Jay Johnson (musician), guitar player and singer for Blackfoot and Skinny Molly
Jay Johnson (jazz singer) (1928-1954), American jazz singer; see de:Jay Johnson