This is a list of the IRMA's Irish Singles Chart Top 50 number-ones of 2010.
Issue date Song Artist January 7 "The Climb" Joe McElderry January 14 "Bad Romance" Lady Gaga January 21 "Fireflies" Owl City January 28 February 4 "Under Pressure (Ice Ice Baby)" Jedward featuring Vanilla Ice February 11 "Everybody Hurts" Helping Haiti February 18 "Under Pressure (Ice Ice Baby)" Jedward featuring Vanilla Ice February 25 March 4 "Gave It All Away" Boyzone March 11 "Under Pressure (Ice Ice Baby)" Jedward featuring Vanilla Ice March 18 "Gave It All Away" Boyzone March 25 "Telephone" Lady Gaga featuring Beyoncé April 1 April 8 April 15 April 22 "Gives You Hell" Glee Cast April 29 "OMG" Usher featuring will.i.am May 6 May 13 "Hey, Soul Sister" Train May 20 "All Night Long" Alexandra Burke featuring Pitbull May 27 "Stereo Love" Edward Maya and Vika Jigulina June 3 June 10 June 17 June 24 "California Gurls" Katy Perry featuring Snoop Dogg July 1 July 8 July 15 July 22 "Love the Way You Lie" Eminem featuring Rihanna July 29 "We No Speak Americano" Yolanda Be Cool and DCUP August 5 "Club Can't Handle Me" Flo Rida featuring David Guetta August 12 "Love the Way You Lie" Eminem featuring Rihanna August 19 August 26 "Dynamite" Taio Cruz September 2 "Teenage Dream" Katy Perry September 9 "For the First Time" The Script September 16 September 23 September 30 "Written in the Stars" Tinie Tempah featuring Eric Turner October 7 "Just the Way You Are" Bruno Mars October 14 October 21 October 28 "Promise This" Cheryl Cole November 4 "Only Girl (In the World)" Rihanna November 11 November 18 November 25 "Heroes" The X Factor Finalists 2010 December 2 December 9 December 16 "When We Collide" Matt Cardle December 23 December 30
See also 2010 in music List of artists who reached number one in Ireland Irish Singles Chart
External links Current Irish Singles Chart – Top 50 Positions