List of number-one singles of 2010 (Ireland)
This is a list of the IRMA's Irish Singles Chart Top 50 number-ones of 2010.
Number-one singles
| Artist | Single | Reached #1 | Weeks |
|---|---|---|---|
| Joe McElderry | "The Climb" | 19 December 2009 | 4 |
| Lady Gaga | "Bad Romance" | 14 January 2010 | 1 |
| Owl City | "Fireflies" | 21 January 2010 | 2 |
| Jedward | "Under Pressure (Ice Ice Baby)" | 4 February 2010 | 1 |
| Helping Haiti | "Everybody Hurts" | 11 February 2010 | 1 |
| Jedward | "Under Pressure (Ice Ice Baby)" | 18 February 2010 | 2 |
| Boyzone | "Gave It All Away" | 4 March 2010 | 1 |
| Jedward | "Under Pressure (Ice Ice Baby)" | 11 March 2010 | 1 |
| Boyzone | "Gave It All Away" | 18 March 2010 | 1 |
| Lady Gaga featuring Beyoncé | "Telephone" | 25 March 2010 | 4 |
| Glee Cast | "Gives You Hell" | 22 April 2010 | 1 |
| Usher featuring will.i.am | "OMG" | 29 April 2010 | 2 |
| Train | "Hey, Soul Sister" | 13 May 2010 | 1 |
| Alexandra Burke featuring Pitbull | "All Night Long" | 20 May 2010 | 1 |
| Edward Maya & Vika Jigulina | "Stereo Love" | 27 May 2010 | 4 |
| Katy Perry featuring Snoop Dogg | "California Gurls" | 24 June 2010 | 4 |
| Eminem featuring Rihanna | "Love the Way You Lie" | 22 July 2010 | 1 |
| Yolanda Be Cool & DCUP | "We No Speak Americano" | 29 July 2010 | 1 |
| Flo Rida featuring David Guetta | "Club Can't Handle Me" | 5 August 2010 | 1 |
| Eminem featuring Rihanna | "Love the Way You Lie" | 12 August 2010 | 2 |
| Taio Cruz | "Dynamite" | 26 August 2010 | 1 |
| Katy Perry | "Teenage Dream" | 2 September 2010 | 1 |
| The Script | "For the First Time" | 9 September 2010 | 3 |
| Tinie Tempah featuring Eric Turner | "Written in the Stars" | 30 September 2010 | 1 |
| Bruno Mars | "Just the Way You Are" | 7 October 2010 | 3 |
| Cheryl Cole | "Promise This" | 28 October 2010 | 1 |
| Rihanna | "Only Girl (In the World)" | 4 November 2010 | 3 |
| The X Factor Finalists 2010 | "Heroes" | 25 November 2010 | 3 |
| Matt Cardle | "When We Collide" | 17 December 2010 | 4 |
See also
- 2010 in music
- List of artists who reached number one in Ireland
- Irish Singles Chart
- List of top 10 singles in 2010 (Ireland)