# List of Billboard Hot 100 number ones of 2006

The Billboard Hot 100 is a chart that ranks the best-performing singles of the United States. Published by Billboard magazine, the data are compiled by Nielsen SoundScan based collectively on each single's weekly physical and digital sales, and airplay. In 2006, 18 singles reached the top of the chart, the most number-ones in a chart year since 1991. A 19th single, Mariah Carey's "Don't Forget About Us", started its run at number one in 2005.
In 2006, 20 acts achieved their first U.S. number-one single, either as a lead artist or featured guest, including D4L, Paul Wall, Ali & Gipp, Slim Thug, James Blunt, Ne-Yo, Daniel Powter, Rihanna, Chamillionaire, Shakira, Wyclef Jean, Taylor Hicks, Nelly Furtado, Timbaland, Fergie, T.I., and Akon. Krayzie Bone and Justin Timberlake, despite having hit number one with Bone Thugs-n-Harmony and NSYNC respectively, earns their first number one songs as solo acts. Justin Timberlake and Beyoncé each had two number-one singles in this year. During the year, eight collaboration singles topped the chart, breaking the record set in 2003 and 2004, both of which had seven.
Beyoncé's "Irreplaceable" is the longest-running single of 2006, beginning its run atop the chart for 10 consecutive weeks in late December to late February 2007. "Irreplaceable" became the 20th single to score at least 10 weeks at number one since the era of longer-running singles began in 1992. Other singles with extended chart runs include Timberlake's "SexyBack", which stayed at number one for seven straight weeks, and Nelly Furtado's "Promiscuous" for six weeks. Knowles' "Check on It" and pop singer Daniel Powter's "Bad Day" both topped the chart for five weeks.
Powter's "Bad Day" is the best-performing single this year, topping the Billboard Top Hot 100 Hits of 2006. "Hips Don't Lie" gave Shakira a number-one single credit, her first since she began her recording career in 1996. The feat made her the first Colombian recording artist to have topped the Billboard Hot 100. In 2006, Powter and Furtado were the only Canadian recording acts to have reached the summit of the chart.

## Chart history

Key :
| † | Indicates best-performing single of 2006 |
| No. | Issue date | Song | Artist(s) |
| 918 | January 7 | "Don't Forget About Us" | Mariah Carey |
| 919 | January 14 | "Laffy Taffy" | D4L |
| 920 | January 21 | "Grillz" | Nelly featuring Paul Wall, Ali & Gipp |
| 920 | January 28 | "Grillz" | Nelly featuring Paul Wall, Ali & Gipp |
| 921 | February 4 | "Check on It" | Beyoncé featuring Slim Thug |
| 921 | February 11 | "Check on It" | Beyoncé featuring Slim Thug |
| 921 | February 18 | "Check on It" | Beyoncé featuring Slim Thug |
| 921 | February 25 | "Check on It" | Beyoncé featuring Slim Thug |
| 921 | March 4 | "Check on It" | Beyoncé featuring Slim Thug |
| 922 | March 11 | "You're Beautiful" | James Blunt |
| 923 | March 18 | "So Sick" | Ne-Yo |
| 923 | March 25 | "So Sick" | Ne-Yo |
| 924 | April 1 | "Temperature" | Sean Paul |
| 925 | April 8 | "Bad Day"† | Daniel Powter |
| 925 | April 15 | "Bad Day"† | Daniel Powter |
| 925 | April 22 | "Bad Day"† | Daniel Powter |
| 925 | April 29 | "Bad Day"† | Daniel Powter |
| 925 | May 6 | "Bad Day"† | Daniel Powter |
| 926 | May 13 | "SOS" | Rihanna |
| 926 | May 20 | "SOS" | Rihanna |
| 926 | May 27 | "SOS" | Rihanna |
| 927 | June 3 | "Ridin'" | Chamillionaire featuring Krayzie Bone |
| 927 | June 10 | "Ridin'" | Chamillionaire featuring Krayzie Bone |
| 928 | June 17 | "Hips Don't Lie" | Shakira featuring Wyclef Jean |
| 928 | June 24 | "Hips Don't Lie" | Shakira featuring Wyclef Jean |
| 929 | July 1 | "Do I Make You Proud" | Taylor Hicks |
| 930 | July 8 | "Promiscuous" | Nelly Furtado featuring Timbaland |
| 930 | July 15 | "Promiscuous" | Nelly Furtado featuring Timbaland |
| 930 | July 22 | "Promiscuous" | Nelly Furtado featuring Timbaland |
| 930 | July 29 | "Promiscuous" | Nelly Furtado featuring Timbaland |
| 930 | August 5 | "Promiscuous" | Nelly Furtado featuring Timbaland |
| 930 | August 12 | "Promiscuous" | Nelly Furtado featuring Timbaland |
| 931 | August 19 | "London Bridge" | Fergie |
| 931 | August 26 | "London Bridge" | Fergie |
| 931 | September 2 | "London Bridge" | Fergie |
| 932 | September 9 | "SexyBack" | Justin Timberlake |
| 932 | September 16 | "SexyBack" | Justin Timberlake |
| 932 | September 23 | "SexyBack" | Justin Timberlake |
| 932 | September 30 | "SexyBack" | Justin Timberlake |
| 932 | October 7 | "SexyBack" | Justin Timberlake |
| 932 | October 14 | "SexyBack" | Justin Timberlake |
| 932 | October 21 | "SexyBack" | Justin Timberlake |
| 933 | October 28 | "Money Maker" | Ludacris featuring Pharrell |
| 933 | November 4 | "Money Maker" | Ludacris featuring Pharrell |
| 934 | November 11 | "My Love" | Justin Timberlake featuring T.I. |
| 934 | November 18 | "My Love" | Justin Timberlake featuring T.I. |
| 934 | November 25 | "My Love" | Justin Timberlake featuring T.I. |
| 935 | December 2 | "I Wanna Love You" | Akon featuring Snoop Dogg |
| 935 | December 9 | "I Wanna Love You" | Akon featuring Snoop Dogg |
| 936 | December 16 | "Irreplaceable" | Beyoncé |
| 936 | December 23 | "Irreplaceable" | Beyoncé |
| 936 | December 30 | "Irreplaceable" | Beyoncé |

## Number-one artists

List of number-one artists by total weeks at number one :
| Position | Artist | Weeks at No. 1 |
| 1 | Justin Timberlake | 10 |
| 2 | Beyoncé | 8 |
| 3 | Nelly Furtado | 6 |
| 3 | Timbaland | 6 |
| 5 | Slim Thug | 5 |
| 5 | Daniel Powter | 5 |
| 7 | Rihanna | 3 |
| 7 | Fergie | 3 |
| 7 | T.I. | 3 |
| 10 | Nelly | 2 |
| 10 | Paul Wall | 2 |
| 10 | Ali & Gipp | 2 |
| 10 | Ne-Yo | 2 |
| 10 | Chamillionaire | 2 |
| 10 | Krayzie Bone | 2 |
| 10 | Shakira | 2 |
| 10 | Wyclef Jean | 2 |
| 10 | Ludacris | 2 |
| 10 | Pharrell | 2 |
| 10 | Akon | 2 |
| 10 | Snoop Dogg | 2 |
| 22 | Mariah Carey | 1 |
| 22 | D4L | 1 |
| 22 | James Blunt | 1 |
| 22 | Sean Paul | 1 |
| 22 | Taylor Hicks | 1 |