List of number-one singles of 2008 (Ireland)

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This is a list of the Irish Recorded Music Association's Irish Singles Chart Top 50 number-ones of 2008.

Issue Date	Song	Artist
3 January	"When You Believe"	Leon Jackson
10 January	"Piece of Me"	Britney Spears
17 January	"Piece of Me"	Britney Spears
24 January	"Now You're Gone"	Basshunter
31 January
7 February
14 February
21 February
28 February	"Mercy"	Duffy
6 March	"The Ballad of Ronnie Drew"	U2, The Dubliners, Kíla and A Band of Bowsies
13 March	"The Ballad of Ronnie Drew"	U2, The Dubliners, Kíla and A Band of Bowsies
20 March	"Mercy"	Duffy
27 March	"Low"	Flo Rida featuring T-Pain
3 April	"The Munster Song"	Glen Keating and Greg Ryan
10 April	"The Galway Girl"	Sharon Shannon & Mundy
17 April
24 April
1 May
8 May
15 May	"4 Minutes"	Madonna featuring Justin Timberlake and Timbaland
22 May	"Take A Bow"	Rihanna
29 May
5 June
12 June
19 June	"Forever"	Chris Brown
26 June	"On Wings"	Leanne Moore
3 July	"Forever"	Chris Brown
10 July	"All I Ever Wanted"	Basshunter
17 July	"All I Ever Wanted"	Basshunter
24 July	"All Summer Long"	Kid Rock
31 July
7 August
14 August
21 August	"I Kissed a Girl"	Katy Perry
28 August
4 September
11 September
18 September	"Sex on Fire"	Kings of Leon
25 September	"Sex on Fire"	Kings of Leon
2 October	"So What"	Pink
9 October	"So What"	Pink
16 October	"About You Now"	The Saw Doctors
23 October	"So What"	Pink
30 October	"Hero"	The X Factor Finalists 2008
6 November
13 November
20 November	"Run"	Leona Lewis
27 November
4 December
11 December
18 December	"Hallelujah"	Alexandra Burke
25 December	"Hallelujah"	Alexandra Burke