List of number-one singles of 2003 (Canada)
This list of number-one hits in Canada in 2003. It was the year of twelve number-one singles.
- Shania Twain - I'm Gonna Getcha Good! 1 week ( December 28, 2002 - January 3, 2003)
- 3 weeks ( 18 January to 14 February, a total of 4 weeks)
- 3 weeks ( February 15-March 7 )
- Five weeks ( March 15-April 18 )
- 2 weeks ( April 19 to May 2 )
- 5 weeks ( May 3 to June 6 )
- 2 weeks ( June 7 to June 20 )
- 3 weeks ( September 20 to October 10 )