The following is a list of albums that reached number one on the Canadian Albums Chart in 1999, as compiled by RPM magazine until June 14, 1999, and by Jam!/Nielsen SoundScan afterward.
| Issue Date | Album | Artist(s) |
|---|---|---|
| January 4 | Double Live | Garth Brooks |
| January 11 | Double Live | Garth Brooks |
| January 18 | Double Live | Garth Brooks |
| January 25 | Double Live | Garth Brooks |
| February 1 | ...Baby One More Time | Britney Spears |
| February 8 | ...Baby One More Time | Britney Spears |
| February 15 | ...Baby One More Time | Britney Spears |
| February 22 | ...Baby One More Time | Britney Spears |
| March 1 | ...Baby One More Time | Britney Spears |
| March 8 | ...Baby One More Time | Britney Spears |
| March 15 | ...Baby One More Time | Britney Spears |
| March 22 | ...Baby One More Time | Britney Spears |
| March 29 | Come On Over | Shania Twain |
| April 5 | Come On Over | Shania Twain |
| April 12 | Come On Over | Shania Twain |
| April 19 | ...Baby One More Time | Britney Spears |
| April 26 | Come On Over | Shania Twain |
| May 3 | Come On Over | Shania Twain |
| May 10 | Come On Over | Shania Twain |
| May 17 | Come On Over | Shania Twain |
| May 24 | Come On Over | Shania Twain |
| May 31 | Come On Over | Shania Twain |
| June 7 | Millennium | Backstreet Boys |
| June 14 | Millennium | Backstreet Boys |
| June 21 | Millennium | Backstreet Boys |
| June 28 | Millennium | Backstreet Boys |
| July 5 | Millennium | Backstreet Boys |
| July 12 | Millennium | Backstreet Boys |
| July 19 | Millennium | Backstreet Boys |
| July 26 | Millennium | Backstreet Boys |
| August 2 | Significant Other | Limp Bizkit |
| August 9 | Millennium | Backstreet Boys |
| August 16 | Millennium | Backstreet Boys |
| August 23 | Millennium | Backstreet Boys |
| August 30 | Come On Over | Shania Twain |
| September 6 | Come On Over | Shania Twain |
| September 13 | Come On Over | Shania Twain |
| September 20 | Come On Over | Shania Twain |
| September 27 | Come On Over | Shania Twain |
| October 4 | Ricky Martin | Ricky Martin |
| October 11 | Ricky Martin | Ricky Martin |
| October 18 | Human Clay | Creed |
| October 25 | Human Clay | Creed |
| November 1 | All the Way... A Decade of Song | Celine Dion |
| November 8 | All the Way... A Decade of Song | Celine Dion |
| November 15 | All the Way... A Decade of Song | Celine Dion |
| November 22 | All the Way... A Decade of Song | Celine Dion |
| November 29 | All the Way... A Decade of Song | Celine Dion |
| December 6 | All the Way... A Decade of Song | Celine Dion |
| December 13 | All the Way... A Decade of Song | Celine Dion |
| December 20 | All the Way... A Decade of Song | Celine Dion |
| December 27 | All the Way... A Decade of Song | Celine Dion |