List of number-one singles of 2011 (Australia)

The ARIA Singles Chart ranks the best-performing singles in Australia. Its data, published by the Australian Recording Industry Association, is based collectively on each single's weekly physical and digital sales.^[2] In 2011, thirteen singles claimed the top spot, including Bruno Mars' "Grenade" and Guy Sebastian's "Who's That Girl", both of which started their peak positions in late 2010. Ten acts achieved their first number-one single in Australia, either as a lead or featured artist: Wynter Gordon, Pitbull, LMFAO, Lauren Bennett, GoonRock, Adele, Gotye, Kimbra, Kelly Clarkson and Reece Mastin.^[3] Five collaborations topped the chart.

ARIA Charts number-one singles of 2011 < 2010 2012 >
Other Australian number-one charts of 2011
albums
urban singles
dance singles
club tracks
digital tracks
Top Australian singles and albums of 2011
Triple J Hottest 100
top 25 singles
top 25 albums

LMFAO's "Party Rock Anthem" topped the ARIA Singles Chart for ten consecutive weeks, becoming the longest running number-one single of the 2010s in the chart's history.^[1]

LMFAO earned two number-one singles during the year for "Party Rock Anthem" and "Sexy and I Know It". The former was the longest running number-one single of 2011, having topped the ARIA Singles Chart for ten consecutive weeks. It became the longest running number-one single of the 2010s in the chart's history.^[1] Adele's "Someone Like You" topped the chart for seven consecutive weeks, while Gotye's "Somebody That I Used to Know" stayed at number one for eight consecutive weeks. It became the first Australian single to achieve this feat since Savage Garden's "Truly Madly Deeply" (1997).^[4] LMFAO's "Sexy and I Know It" topped the chart for seven weeks in 2011 and two additional weeks in 2012.

Chart history

Gotye's "Somebody That I Used to Know" stayed at number one for eight consecutive weeks, becoming the first Australian single to achieve this feat since Savage Garden's "Truly Madly Deeply" (1997).^[4]

Adele's "Someone Like You" topped the ARIA Singles Chart for seven consecutive weeks, becoming her first number-one single on the chart.^[5]

Rihanna's "S&M" topped the ARIA Singles Chart for five weeks, becoming her seventh number-one single on the chart.^[6]

Reece Mastin's "Good Night" topped the ARIA Singles Chart for four weeks, becoming his first number-one single on the chart.^[7]

Key

The yellow background indicates the #1 song on ARIA's End of Year Singles Chart of 2011.

Date	Song	Artist(s)	Ref.
3 January	"Grenade"	Bruno Mars	[8]
10 January	"Who's That Girl"	Guy Sebastian featuring Eve	[9]
17 January	"Dirty Talk"	Wynter Gordon	[10]
24 January
31 January
7 February	"S&M"	Rihanna	[6]
14 February
21 February	"Born This Way"	Lady Gaga	[11]
28 February	"S&M"	Rihanna	[6]
7 March
14 March
21 March	"On the Floor"	Jennifer Lopez featuring Pitbull	[12]
28 March
4 April
11 April	"Sweat"	Snoop Dogg vs. David Guetta	[13]
18 April	"Party Rock Anthem"	LMFAO featuring Lauren Bennett and GoonRock	[14]
25 April
2 May
10 May
16 May
23 May
30 May
6 June
13 June
20 June
27 June	"Someone Like You"	Adele	[5]
4 July
11 July
18 July
25 July
1 August
8 August
15 August	"Somebody That I Used to Know"	Gotye featuring Kimbra	[15]
22 August
29 August
5 September
12 September
19 September
26 September
3 October
10 October	"Mr. Know It All"	Kelly Clarkson	[16]
17 October	"Sexy and I Know It"	LMFAO	[17]
24 October
31 October
7 November
14 November
21 November
28 November	"Good Night"	Reece Mastin	[7]
5 December
12 December	"Sexy and I Know It"	LMFAO	[17]
19 December	"Good Night"	Reece Mastin	[7]
26 December

Number-one artists

Position	Artist	Weeks at No. 1
1	LMFAO	17
2	Lauren Bennett (as featuring)	10
2	GoonRock (as featuring)	10
3	Gotye	8
3	Kimbra (as featuring)	8
4	Adele	7
5	Rihanna	5
6	Reece Mastin	4
7	Wynter Gordon	3
7	Jennifer Lopez	3
7	Pitbull (as featuring)	3
8	Guy Sebastian	1
8	Eve (as featuring)	1
8	Bruno Mars	1
8	Lady Gaga	1
8	Snoop Dogg	1
8	David Guetta (as featuring)	1
8	Kelly Clarkson	1

See also

• 2011 in music
• List of number-one albums of 2011 (Australia)
• List of top 25 singles for 2011 in Australia
• List of top 10 singles in 2011 (Australia)

References

1. "LMFAO's Party Rock Anthem biggest single on ARIAs charts this decade". The Daily Telegraph. 6 June 2011. Retrieved 26 February 2012.
2. "How are the ARIA Charts prepared each week?". Australian Recording Industry Association (ARIA). Retrieved 26 February 2012.
3. List of artists who achieved their first number-one single in Australia:

   • Wynter Gordon: "Discography Wynter Gordon". Australian Charts Portal. Hung Medien. Retrieved 6 March 2011.
   • Pitbull: "Discography Pitbull". Australian Charts Portal. Hung Medien. Retrieved 6 March 2011.
   • LMFAO: "Discography LMFAO". Australian Charts Portal. Hung Medien. Retrieved 5 June 2011.
   • Lauren Bennett: "Discography Lauren Bennett". Australian Charts Portal. Hung Medien. Retrieved 6 March 2011.
   • GoonRock: "Discography GoonRock". Australian Charts Portal. Hung Medien. Retrieved 6 May 2011.
   • Adele: "Discography Adele". Australian Charts Portal. Hung Medien. Retrieved 6 May 2011.
   • Gotye: "Discography Gotye". Australian Charts Portal. Hung Medien. Retrieved 14 August 2011.
   • Kimbra: "Discography Kimbra". Australian Charts Portal. Hung Medien. Archived from the original on 23 January 2012. Retrieved 14 August 2011.
   • Kelly Clarkson: "Discography Kelly Clarkson". Australian Charts Portal. Hung Medien. Retrieved 9 October 2011.
   • Reece Mastin: "Discography Reece Mastin". Australian Charts Portal. Hung Medien. Retrieved 27 November 2011.
4. "Gotye, Kimbra rule ARIA chart again". The Daily Telegraph. 19 September 2011. Retrieved 27 February 2012.
5. "Adele – Someone Like You". Australian Charts Portal. Hung Medien. Retrieved 26 June 2011.
6. "Rihanna – S&M". Australian Charts Portal. Hung Medien. Retrieved 30 May 2011.
7. "Reece Mastin – Good Night". Australian Charts Portal. Hung Medien. Retrieved 4 December 2011.
8. "Bruno Mars – Grenade". Australian Charts Portal. Hung Medien. Retrieved 30 May 2011.
9. "Guy Sebastian feat. Eve – Who's That Girl". Australian Charts Portal. Hung Medien. Retrieved 13 June 2011.
10. "Wynter Gordon – Dirty Talk". australian-charts.com. Hung Medien. Retrieved 30 May 2011.
11. "Lady Gaga – Born This Way". Australian Charts Portal. Hung Medien. Retrieved 30 May 2011.
12. "Jennifer Lopez feat. Pitbull – On the Floor". Australian Charts Portal. Hung Medien. Retrieved 30 May 2011.
13. "Snoop Dogg vs. David Guetta – Sweat". Australian Charts Portal. Hung Medien. Retrieved 30 May 2011.
14. "LMFAO feat. Lauren Bennett & GoonRock – Party Rock Anthem". Australian Charts Portal. Hung Medien. Retrieved 30 May 2011.
15. "Gotye feat. Kimbra – Somebody That I Used to Know". Australian Charts Portal. Hung Medien. Retrieved 14 August 2011.
16. "Kelly Clarkson – Mr. Know It All". Australian Charts Portal. Hung Medien. Retrieved 9 October 2011.
17. "LMFAO – Sexy and I Know It". Australian Charts Portal. Hung Medien. Retrieved 16 October 2011.