List of Billboard Hot 100 number ones of 2005

Mariah Carey spent fifteen weeks atop the Hot 100 in 2005, with fourteen of them being "We Belong Together", which became the second longest running number one single on the chart, following Carey's "One Sweet Day".

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 2005, there were eight singles that topped the chart in fifty-three issues of the magazine, the second lowest of any year.

During the year, five acts achieved their first US number-one single, either as a lead artist or featured guest: Mario, Olivia, Gwen Stefani, Carrie Underwood, and Chris Brown. Stefani earned her first number-one single in the United States this year, although she had been with band the No Doubt since 1986. Hip hop artist Kanye West gained his first number-one single, "Gold Digger", as lead artist; West previously had a number-one single with "Slow Jamz", a 2004 song by rapper Twista.<ref>Template:Cite magazine</ref> Two acts, Underwood and Brown, scored a number-one debut single this year. Mariah Carey was the only act to have more than one number one song, with her earning two.

Mariah Carey's "We Belong Together" is the longest-running single of 2005, topping the Billboard Hot 100 for 14 non-consecutive weeks.<ref>Template:Cite magazine</ref><ref name="KaufmanCarey">Template:Cite news</ref> The single is tied with "I Gotta Feeling" by American group The Black Eyed Peas for the longest-running number-one single of the decade.<ref>Template:Cite magazine</ref> As of 2018, "We Belong Together" was tied for the second longest-running number-one single in the entire Hot 100 era behind Boyz II Men's and Carey's 1995 single "One Sweet Day", which spent sixteen weeks at number one.<ref>Template:Cite magazine</ref><ref>Template:Cite magazine</ref> Despite being surpassed by three other songs during the years, "We Belong Together" still is one of the songs with the most weeks spent at number one in the entire Hot 100 history.<ref>Template:Cite news</ref><ref>Template:Cite magazine</ref><ref name="Hot100preview_2022_10_01">Template:Cite magazine</ref> West's "Gold Digger" is the second longest-running, having peaked the chart for 10 consecutive weeks. Other singles with extended chart runs include R&B singer Mario's "Let Me Love You", his best-performing song to date,<ref>Template:Cite magazine</ref> and rapper 50 Cent's "Candy Shop", each spent nine straight weeks at number one.

Carey is the only artist to have earned two number-one singles in 2005 after "Don't Forget About Us" topped the chart in the final calendar issue of Billboard Hot 100. "Don't Forget About Us" is Carey's 17th number-one single, placing her third in the list of acts with most number ones in the United States at the time,<ref name="KaufmanCarey"/> behind only The Beatles and Elvis Presley. "We Belong Together" is the best-performing single of the chart year, topping the Top Hot 100 Hits of 2005; this gave Carey her first number-one single in the year-end chart.<ref>Template:Cite magazine</ref>

Chart history

R&B singer Mario scored his first number-one single with "Let Me Love You", which spent at the top spot for nine consecutive weeks, becoming his best-performing single as of 2005.

Singer Gwen Stefani earned her first number one single "Hollaback Girl" in U.S.

Country singer Carrie Underwood earned her first number one single "Inside Your Heaven" in U.S., and stayed at the top for one week.

Singer Chris Brown earned his first number one single "Run It!" in U.S., and stayed at the top for five consecutive weeks.

Key

Template:Dagger

Indicates best-performing single of 2005

Template:Abbr	Issue date	Song	Artist(s)	Reference(s)
911	January 1	"Let Me Love You"	Mario	<ref>{{#invoke:citation/CS1|citation	CitationClass=web }}</ref><ref>Template:Cite magazine</ref>
	January 8			<ref>{{#invoke:citation/CS1|citation	CitationClass=web }}</ref><ref>Template:Cite magazine</ref>
	January 15			<ref>{{#invoke:citation/CS1|citation	CitationClass=web }}</ref><ref>Template:Cite magazine</ref>
	January 22			<ref>{{#invoke:citation/CS1|citation	CitationClass=web }}</ref><ref>Template:Cite magazine</ref>
	January 29			<ref>{{#invoke:citation/CS1|citation	CitationClass=web }}</ref><ref>Template:Cite magazine</ref>
	February 5			<ref>{{#invoke:citation/CS1|citation	CitationClass=web }}</ref><ref>Template:Cite magazine</ref>
	February 12			<ref>{{#invoke:citation/CS1|citation	CitationClass=web }}</ref><ref>Template:Cite magazine</ref>
	February 19			<ref>{{#invoke:citation/CS1|citation	CitationClass=web }}</ref><ref>Template:Cite magazine</ref>
	February 26			<ref>{{#invoke:citation/CS1|citation	CitationClass=web }}</ref><ref>Template:Cite magazine</ref>
912	March 5	"Candy Shop"	50 Cent featuring Olivia	<ref>{{#invoke:citation/CS1|citation	CitationClass=web }}</ref><ref>Template:Cite magazine</ref>
	March 12			<ref>{{#invoke:citation/CS1|citation	CitationClass=web }}</ref><ref>Template:Cite magazine</ref>
	March 19			<ref>{{#invoke:citation/CS1|citation	CitationClass=web }}</ref><ref>Template:Cite magazine</ref>
	March 26			<ref>{{#invoke:citation/CS1|citation	CitationClass=web }}</ref><ref>Template:Cite magazine</ref>
	April 2			<ref>{{#invoke:citation/CS1|citation	CitationClass=web }}</ref><ref>Template:Cite magazine</ref>
	April 9			<ref>{{#invoke:citation/CS1|citation	CitationClass=web }}</ref><ref>Template:Cite magazine</ref>
	April 16			<ref>{{#invoke:citation/CS1|citation	CitationClass=web }}</ref><ref>Template:Cite magazine</ref>
	April 23			<ref>{{#invoke:citation/CS1|citation	CitationClass=web }}</ref><ref>Template:Cite magazine</ref>
	April 30			<ref>{{#invoke:citation/CS1|citation	CitationClass=web }}</ref><ref>Template:Cite magazine</ref>
913	May 7	"Hollaback Girl"	Gwen Stefani	<ref>{{#invoke:citation/CS1|citation	CitationClass=web }}</ref><ref>Template:Cite magazine</ref>
	May 14			<ref>{{#invoke:citation/CS1|citation	CitationClass=web }}</ref><ref>Template:Cite magazine</ref>
	May 21			<ref>{{#invoke:citation/CS1|citation	CitationClass=web }}</ref><ref>Template:Cite magazine</ref>
	May 28			<ref>{{#invoke:citation/CS1|citation	CitationClass=web }}</ref><ref>Template:Cite magazine</ref>
914	June 4	"We Belong Together"Template:Dagger	Mariah Carey	<ref>{{#invoke:citation/CS1|citation	CitationClass=web }}</ref><ref>Template:Cite magazine</ref>
	June 11			<ref>{{#invoke:citation/CS1|citation	CitationClass=web }}</ref><ref>Template:Cite magazine</ref>
	June 18			<ref>{{#invoke:citation/CS1|citation	CitationClass=web }}</ref><ref>Template:Cite magazine</ref>
	June 25			<ref>{{#invoke:citation/CS1|citation	CitationClass=web }}</ref><ref>Template:Cite magazine</ref>
915	July 2	"Inside Your Heaven"	Carrie Underwood	<ref>{{#invoke:citation/CS1|citation	CitationClass=web }}</ref><ref>Template:Cite magazine</ref>
re	July 9	"We Belong Together"Template:Dagger	Mariah Carey	<ref>{{#invoke:citation/CS1|citation	CitationClass=web }}</ref><ref>Template:Cite magazine</ref>
	July 16			<ref>{{#invoke:citation/CS1|citation	CitationClass=web }}</ref><ref>Template:Cite magazine</ref>
	July 23			<ref>{{#invoke:citation/CS1|citation	CitationClass=web }}</ref><ref>Template:Cite magazine</ref>
	July 30			<ref>{{#invoke:citation/CS1|citation	CitationClass=web }}</ref><ref>Template:Cite magazine</ref>
	August 6			<ref>{{#invoke:citation/CS1|citation	CitationClass=web }}</ref><ref>Template:Cite magazine</ref>
	August 13			<ref>{{#invoke:citation/CS1|citation	CitationClass=web }}</ref><ref>Template:Cite magazine</ref>
	August 20			<ref>{{#invoke:citation/CS1|citation	CitationClass=web }}</ref><ref>Template:Cite magazine</ref>
	August 27			<ref>{{#invoke:citation/CS1|citation	CitationClass=web }}</ref><ref>Template:Cite magazine</ref>
	September 3			<ref>{{#invoke:citation/CS1|citation	CitationClass=web }}</ref><ref>Template:Cite magazine</ref>
	September 10			<ref>{{#invoke:citation/CS1|citation	CitationClass=web }}</ref><ref>Template:Cite magazine</ref>
916	September 17	"Gold Digger"	Kanye West featuring Jamie Foxx	<ref>{{#invoke:citation/CS1|citation	CitationClass=web }}</ref><ref>Template:Cite magazine</ref>
	September 24			<ref>{{#invoke:citation/CS1|citation	CitationClass=web }}</ref><ref>Template:Cite magazine</ref>
	October 1			<ref>{{#invoke:citation/CS1|citation	CitationClass=web }}</ref><ref>Template:Cite magazine</ref>
	October 8			<ref>{{#invoke:citation/CS1|citation	CitationClass=web }}</ref><ref>Template:Cite magazine</ref>
	October 15			<ref>{{#invoke:citation/CS1|citation	CitationClass=web }}</ref><ref>Template:Cite magazine</ref>
	October 22			<ref>{{#invoke:citation/CS1|citation	CitationClass=web }}</ref><ref>Template:Cite magazine</ref>
	October 29			<ref>{{#invoke:citation/CS1|citation	CitationClass=web }}</ref><ref>Template:Cite magazine</ref>
	November 5			<ref>{{#invoke:citation/CS1|citation	CitationClass=web }}</ref><ref>Template:Cite magazine</ref>
	November 12			<ref>{{#invoke:citation/CS1|citation	CitationClass=web }}</ref><ref>Template:Cite magazine</ref>
	November 19			<ref>{{#invoke:citation/CS1|citation	CitationClass=web }}</ref><ref>Template:Cite magazine</ref>
917	November 26	"Run It!"	Chris Brown	<ref>{{#invoke:citation/CS1|citation	CitationClass=web }}</ref><ref>Template:Cite magazine</ref>
	December 3			<ref>{{#invoke:citation/CS1|citation	CitationClass=web }}</ref><ref>Template:Cite magazine</ref>
	December 10			<ref>{{#invoke:citation/CS1|citation	CitationClass=web }}</ref><ref>Template:Cite magazine</ref>
	December 17			<ref>{{#invoke:citation/CS1|citation	CitationClass=web }}</ref><ref>Template:Cite magazine</ref>
	December 24			<ref>{{#invoke:citation/CS1|citation	CitationClass=web }}</ref><ref>Template:Cite magazine</ref>
918	December 31	"Don't Forget About Us"	Mariah Carey	<ref>{{#invoke:citation/CS1|citation	CitationClass=web }}</ref><ref>Template:Cite magazine</ref>

Number-one artists

List of number-one artists by total weeks at number one

Position	Artist	Weeks at No. 1
1	Mariah Carey	15
2	Kanye West	10
	Jamie Foxx
4	Mario	9
	50 Cent
	Olivia
7	Chris Brown	5
8	Gwen Stefani	4
9	Carrie Underwood	1

See also

• 2005 in music
• List of Billboard number-one singles
• Billboard Year-End Hot 100 singles of 2005
• List of Billboard Hot 100 number-one singles of the 2000s

Additional sources

• Fred Bronson's Billboard Book of Number 1 Hits, 5th Edition (Template:ISBN)
• Joel Whitburn's Top Pop Singles 1955-2008, 12 Edition (Template:ISBN)
• Joel Whitburn Presents the Billboard Hot 100 Charts: The 2000s (Template:ISBN)
• Additional information obtained can be verified within Billboard's online archive services and print editions of the magazine.