List of number-one singles of 1989 (Ireland)
The following is a list of the IRMA's number-one singles of 1989.
| Issue Date | Song | Artist |
|---|---|---|
| 5 January | Especially for You | Kylie Minogue & Jason Donovan |
| 12 January | Especially for You | Kylie Minogue & Jason Donovan |
| 19 January | Especially for You | Kylie Minogue & Jason Donovan |
| 26 January | Living Years | Mike + The Mechanics |
| 2 February | Something's Gotten Hold of My Heart | Marc Almond feat. Gene Pitney |
| 9 February | Something's Gotten Hold of My Heart | Marc Almond feat. Gene Pitney |
| 16 February | Belfast Child | Simple Minds |
| 23 February | Belfast Child | Simple Minds |
| 2 March | Leave Me Alone | Michael Jackson |
| 9 March | Too Many Broken Hearts | Jason Donovan |
| 16 March | Like a Prayer | Madonna |
| 23 March | Like a Prayer | Madonna |
| 30 March | Paradise City | Guns N' Roses |
| 6 April | Eternal Flame | The Bangles |
| 13 April | When Love Comes to Town | U2 feat. BB King |
| 20 April | Eternal Flame | The Bangles |
| 27 April | Eternal Flame | The Bangles |
| 4 May | Far from Home | Daniel O'Donnell |
| 11 May | Hand on Your Heart | Kylie Minogue |
| 18 May | Ferry Cross the Mersey | Holly Johnson, Paul McCartney & Various |
| 25 May | Ferry Cross the Mersey | Holly Johnson, Paul McCartney & Various |
| 1 June | Heart & Soul | No Sweat |
| 8 June | Heart & Soul | No Sweat |
| 15 June | Sealed With a Kiss | Jason Donovan |
| 22 June | All I Want Is You | U2 |
| 29 June | All I Want is You | U2 |
| 6 July | And a Bang on the Ear | The Waterboys |
| 13 July | Liberian Girl | Michael Jackson |
| 20 July | You'll Never Stop Me Loving You | Sonia |
| 27 July | Too Much | Bros |
| 3 August | Too Much | Bros |
| 10 August | Swing the Mood | Jive Bunny & The Mastermixers |
| 17 August | Swing the Mood | Jive Bunny & The Mastermixers |
| 24 August | Lion in a Cage | Dolores Keane |
| 31 August | Lion in a Cage | Dolores Keane |
| 7 September | Every Day (I Love You More) | Jason Donovan |
| 14 September | Every Day (I Love You More) | Jason Donovan |
| 21 September | Right Here Waiting | Richard Marx |
| 28 September | Ride On Time | Black Box |
| 5 October | Sweet Surrender | Wet Wet Wet |
| 12 October | Sweet Surrender | Wet Wet Wet |
| 19 October | That's What I Like | Jive Bunny & The Mastermixers |
| 26 October | That's What I Like | Jive Bunny & The Mastermixers |
| 2 November | That's What I Like | Jive Bunny & The Mastermixers |
| 9 November | Never Too Late | Kylie Minogue |
| 16 November | Don't Know Much | Linda Ronstadt & Aaron Neville |
| 23 November | Don't Know Much | Linda Ronstadt & Aaron Neville |
| 30 November | Don't Know Much | Linda Ronstadt & Aaron Neville |
| 7 December | When You Come Back to Me | Jason Donovan |
| 14 December | Do They Know It's Christmas? | Band Aid II |
| 21 December | Do They Know It's Christmas? | Band Aid II |
| 28 December | Do They Know It's Christmas? | Band Aid II |
- 31 number ones
- Most number ones: Jason Donovan (5)
- Most weeks at number one (song): "Especially for You" - Kylie Minogue and Jaso Donovan, "Eternal Flame" - The Bangles, "That's What I Like" - Jive Bunny and the Mastermixers, "Don't Know Much" - Linda Ronstadt and Aaron Neville, "Do They Know It's Christmas" - Band Aid II (3 weeks)
- Most weeks at number one (artist): Jason Donovan (8 weeks)
See also
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