The 2009 Canadian Football League season was the 56th season of modern professional Canadian football. Officially, it was the 52nd season of the league. The Montreal Alouettes won the 97th Grey Cup on November 29 with a last second 28–27 win over the Saskatchewan Roughriders. The 19-week regular schedule, issued February 3, 2009, began on July 1, which was only the second time in league history that a CFL season started on Canada Day, with the first occurring in 1998. The playoffs started on November 15 and two weeks of pre-season games began June 17.