Allan Johansen (born 14 July 1971) was a Danish professional road bicycle racer. He became professional in 1998 for Team Chicky World, before moving to Team Memorycard - Jack & Jones (later known as Team CSC) in 2000. Johansen continued at Team Fact from 2001 to 2003 then to BankGiroLoterij in 2004, before returning to Team CSC in 2005, where remained until the end of 2007. In 2008 he became part of Team Designa Køkken.