Allan Johansen (born 14 July 1971) is a Danish former professional road bicycle racer.

Johansen continued at Team Fakta 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 joined Team Designa Køkken.

Johansen retired in 2009 ending his career with the 2009 Danmark Rundt when he was awarded the fighters award for the race.

He rode in the 2000 Tour de France, and finished 119th overall.