List of number-one singles of 2005 (Canada)

This list of number-one hits in Canada in 2005. It was the year of twelve number-one singles.

• Band Aid 20 - Do They Know It 's Christmas? 5 weeks (December 11, 2004 - January 14, 2005 )

• 5 weeks ( January 15-February 18 )

• 3 weeks ( 19 February to 11 March, total of 5 weeks)

• 2 weeks ( 12 March to 25 March )

• 2 weeks ( April 2 to April 15, a total of 5 weeks)

• 3 weeks ( April 16 to May 6 )

• 5 weeks ( May 7 to June 10 )

• 8 weeks ( June 18 to August 12 )

• 8 weeks ( August 20 to October 14 )

• 7 weeks ( 25 October to 2 December, a total of 9 weeks)

• 2 weeks ( December 3 to December 16, a total of 14 weeks)

• 2 weeks ( 17 December to 30 December, a total of 9 weeks)