Allan Stig Rasmussen (born 20 November 1983) is a Danish chess grandmaster.

He is a four-time Danish Chess Champion.

Born in 1983, Rasmussen earned his international master title in 2008 and his grandmaster title in 2009.

[1] He has won the Danish Chess Championship in 2010, 2011, 2014 and 2019.

[2] This biographical article relating to a Danish chess figure is a stub.