Denis Allchurch

Denis Arthur Allchurch (born 1953) is a Canadian provincial politician. He was a Saskatchewan Party member of the Legislative Assembly of Saskatchewan from 1999 to 2011, representing the constituencies of Shellbrook-Spiritwood from 1999 to 2003 and Rosthern-Shellbrook from 2003 to 2011.

On March 3, 2011, Allchurch lost the party nomination for his constituency. Newcomer Scott Moe, a businessperson from Shellbrook, Saskatchewan, ran as the Saskatchewan Party candidate in the 2011 provincial election. Nomination challenges to sitting MLAs are considered rare events.