# List of Canadian Hot 100 number-one singles of 2012

This is a list of the Canadian Billboard magazine Canadian Hot 100 number-ones of 2012.
Note that Billboard publishes charts with an issue date approximately 7–10 days in advance.

## Chart history

Key :
| † | Indicates best-performing single of 2012 |
| No. | Issue date | Song | Artist(s) |
| re | January 7 | "Sexy and I Know It" | LMFAO |
| re | January 14 | "Sexy and I Know It" | LMFAO |
| re | January 21 | "We Found Love" | Rihanna featuring Calvin Harris |
| re | January 28 | "We Found Love" | Rihanna featuring Calvin Harris |
| re | February 4 | "We Found Love" | Rihanna featuring Calvin Harris |
| 59 | February 11 | "Call Me Maybe" | Carly Rae Jepsen |
| 59 | February 18 | "Call Me Maybe" | Carly Rae Jepsen |
| 60 | February 25 | "Give Me All Your Luvin'" | Madonna featuring Nicki Minaj and M.I.A. |
| 61 | March 3 | "Part of Me" | Katy Perry |
| re | March 10 | "Call Me Maybe" | Carly Rae Jepsen |
| re | March 17 | "Call Me Maybe" | Carly Rae Jepsen |
| 62 | March 24 | "Wild Ones" | Flo Rida featuring Sia |
| 62 | March 31 | "Wild Ones" | Flo Rida featuring Sia |
| 63 | April 7 | "We Are Young" | Fun featuring Janelle Monáe |
| 64 | April 14 | "Boyfriend" | Justin Bieber |
| 65 | April 21 | "Somebody That I Used to Know" † | Gotye featuring Kimbra |
| 65 | April 28 | "Somebody That I Used to Know" † | Gotye featuring Kimbra |
| 65 | May 5 | "Somebody That I Used to Know" † | Gotye featuring Kimbra |
| 65 | May 12 | "Somebody That I Used to Know" † | Gotye featuring Kimbra |
| 65 | May 19 | "Somebody That I Used to Know" † | Gotye featuring Kimbra |
| 65 | May 26 | "Somebody That I Used to Know" † | Gotye featuring Kimbra |
| 66 | June 2 | "Payphone" | Maroon 5 featuring Wiz Khalifa |
| 66 | June 9 | "Payphone" | Maroon 5 featuring Wiz Khalifa |
| 66 | June 16 | "Payphone" | Maroon 5 featuring Wiz Khalifa |
| 66 | June 23 | "Payphone" | Maroon 5 featuring Wiz Khalifa |
| 66 | June 30 | "Payphone" | Maroon 5 featuring Wiz Khalifa |
| 66 | July 7 | "Payphone" | Maroon 5 featuring Wiz Khalifa |
| 66 | July 14 | "Payphone" | Maroon 5 featuring Wiz Khalifa |
| 66 | July 21 | "Payphone" | Maroon 5 featuring Wiz Khalifa |
| 67 | July 28 | "Wide Awake" | Katy Perry |
| 68 | August 4 | "Whistle" | Flo Rida |
| 68 | August 11 | "Whistle" | Flo Rida |
| re | August 18 | "Wide Awake" | Katy Perry |
| re | August 25 | "Wide Awake" | Katy Perry |
| 69 | September 1 | "We Are Never Ever Getting Back Together" | Taylor Swift |
| 70 | September 8 | "Good Time" | Owl City and Carly Rae Jepsen |
| re | September 15 | "We Are Never Ever Getting Back Together" | Taylor Swift |
| re | September 22 | "We Are Never Ever Getting Back Together" | Taylor Swift |
| re | September 29 | "We Are Never Ever Getting Back Together" | Taylor Swift |
| 71 | October 6 | "Gangnam Style" | Psy |
| 71 | October 13 | "Gangnam Style" | Psy |
| 71 | October 20 | "Gangnam Style" | Psy |
| 71 | October 27 | "Gangnam Style" | Psy |
| 71 | November 3 | "Gangnam Style" | Psy |
| 71 | November 10 | "Gangnam Style" | Psy |
| 71 | November 17 | "Gangnam Style" | Psy |
| 72 | November 24 | "Diamonds" | Rihanna |
| 72 | December 1 | "Diamonds" | Rihanna |
| 72 | December 8 | "Diamonds" | Rihanna |
| 72 | December 15 | "Diamonds" | Rihanna |
| 73 | December 22 | "Locked Out of Heaven" | Bruno Mars |
| 73 | December 29 | "Locked Out of Heaven" | Bruno Mars |