| class="wikitable" |
| Issue date
! Album
! Artist
! Reference |
|---|
| 3 January
| align="center"| Without Fear
| align="center"| Dermot Kennedy
| align="center"| [{{cite web|url=http://www.officialcharts.com/charts/irish-albums-chart/20200103/ie7502/|title=Top 100 Artist Album, Week Ending 3 January 2020|publisher=Official Charts Company|accessdate=4 January 2020}}] |
| 10 January
| align="center" rowspan="2"| Divinely Uninspired to a Hellish Extent
| align="center" rowspan="2"| Lewis Capaldi
| align="center"| [{{cite web|url=http://www.officialcharts.com/charts/irish-albums-chart/20200110/ie7502/|title=Top 100 Artist Album, Week Ending 10 January 2020|publisher=Official Charts Company|accessdate=11 January 2020}}] |
| 17 January
| align="center"| [{{cite web|url=http://www.officialcharts.com/charts/irish-albums-chart/20200117/ie7502/|title=Top 100 Artist Album, Week Ending 17 January 2020|publisher=Official Charts Company|accessdate=18 January 2020}}] |
| 24 January
| align="center"| Music to Be Murdered By
| align="center"| Eminem
| align="center"| [{{cite web|url=http://www.officialcharts.com/charts/irish-albums-chart/20200124/ie7502/|title=Top 100 Artist Album, Week Ending 24 January 2020|publisher=Official Charts Company|accessdate=25 January 2020}}] |
| 31 January
| align="center" rowspan="4"| Divinely Uninspired to a Hellish Extent
| align="center" rowspan="4"| Lewis Capaldi
| align="center"| [{{cite web|url=http://www.officialcharts.com/charts/irish-albums-chart/20200131/ie7502/|title=Top 100 Artist Album, Week Ending 31 January 2020|publisher=Official Charts Company|accessdate=1 February 2020}}] |
| 7 February
| align="center"| [{{cite web|url=http://www.officialcharts.com/charts/irish-albums-chart/20200207/ie7502/|title=Top 100 Artist Album, Week Ending 7 February 2020|publisher=Official Charts Company|accessdate=8 February 2020}}] |
| 14 February
| align="center"| [{{cite web|url=http://www.officialcharts.com/charts/irish-albums-chart/20200214/ie7502/|title=Top 100 Artist Album, Week Ending 14 February 2020|publisher=Official Charts Company|accessdate=15 February 2020}}] |
| 21 February
| align="center"| [{{cite web|url=http://www.officialcharts.com/charts/irish-albums-chart/20200221/ie7502/|title=Top 100 Artist Album, Week Ending 21 February 2020|publisher=Official Charts Company|accessdate=22 February 2020}}] |
| 28 February
| align="center"| Map of the Soul: 7
| align="center"| BTS
| align="center"| [{{cite web|url=http://www.officialcharts.com/charts/irish-albums-chart/20200228/ie7502/|title=Top 100 Artist Album, Week Ending 28 February 2020|publisher=Official Charts Company|accessdate=29 February 2020}}] |
| 6 March
| align="center"| Loving Everywhere I Go
| align="center"| Hudson Taylor
| align="center"| [{{cite web|url=http://www.officialcharts.com/charts/irish-albums-chart/20200306/ie7502/|title=Top 100 Artist Album, Week Ending 6 March 2020|publisher=Official Charts Company|accessdate=7 March 2020}}] |
| 13 March
| align="center"| Divinely Uninspired to a Hellish Extent
| align="center"| Lewis Capaldi
| align="center"| [{{cite web|url=http://www.officialcharts.com/charts/irish-albums-chart/20200313/ie7502/|title=Top 100 Artist Album, Week Ending 13 March 2020|publisher=Official Charts Company|accessdate=14 March 2020}}] |
| 20 March
| align="center"| Heartbreak Weather
| align="center"| Niall Horan
| align="center"| [{{cite web|url=http://www.officialcharts.com/charts/irish-albums-chart/20200320/ie7502/|title=Top 100 Artist Album, Week Ending 20 March 2020|publisher=Official Charts Company|accessdate=21 March 2020}}] |
| 27 March
| align="center"| After Hours
| align="center"| The Weeknd
| align="center"| [{{cite web|url=http://www.officialcharts.com/charts/irish-albums-chart/20200327/ie7502/|title=Top 100 Artist Album, Week Ending 27 March 2020|publisher=Official Charts Company|accessdate=28 March 2020}}] |
| 3 April
| align="center" rowspan="3"| Future Nostalgia
| align="center" rowspan="3"| Dua Lipa
| align="center"| [{{cite web|url=http://www.officialcharts.com/charts/irish-albums-chart/20200403/ie7502/|title=Top 100 Artist Album, Week Ending 3 April 2020|publisher=Official Charts Company|accessdate=3 April 2020}}] |
| 10 April
| align="center"| [{{cite web|url=http://www.officialcharts.com/charts/irish-albums-chart/20200410/ie7502/|title=Top 100 Artist Album, Week Ending 10 April 2020|publisher=Official Charts Company|accessdate=11 April 2020}}] |
| 17 April
| align="center"| [{{cite web|url=http://www.officialcharts.com/charts/irish-albums-chart/20200417/ie7502/|title=Top 100 Artist Album, Week Ending 17 April 2020|publisher=Official Charts Company|accessdate=18 April 2020}}] |
| 24 April
| align="center"| The Bonny
| align="center"| Gerry Cinnamon
| align="center"| [{{cite web|url=http://www.officialcharts.com/charts/irish-albums-chart/20200424/ie7502/|title=Top 100 Artist Album, Week Ending 24 April 2020|publisher=Official Charts Company|accessdate=24 April 2020}}] |
| 1 May
| align="center"| Without Fear
| align="center"| Dermot Kennedy
| align="center"| [{{cite web|url=http://www.officialcharts.com/charts/irish-albums-chart/20200501/ie7502/|title=Top 100 Artist Album, Week Ending 1 May 2020|publisher=Official Charts Company|accessdate=1 May 2020}}] |
| 8 May
| align="center"| Dark Lane Demo Tapes
| align="center"| Drake
| align="center"| [{{cite web |url=http://www.officialcharts.com/charts/irish-albums-chart/20200508/ie7501/ |title=Top 100 Artist Album, Week Ending 8 May 2020 |publisher=Official Charts Company |accessdate=8 May 2020}}] |
| 15 May
| align="center" rowspan="2"| Divinely Uninspired to a Hellish Extent
| align="center" rowspan="2"| Lewis Capaldi
| align="center"| [{{cite web|url=http://www.officialcharts.com/charts/irish-albums-chart/20200515/ie7502/|title=Top 100 Artist Album, Week Ending 15 May 2020|publisher=Official Charts Company|accessdate=15 May 2020}}] |
| 22 May
| align="center"| [{{cite web|url=http://www.officialcharts.com/charts/irish-albums-chart/20200522/ie7502/|title=Top 100 Artist Album, Week Ending 22 May 2020|publisher=Official Charts Company|accessdate=22 May 2020}}] |
| 29 May
| align="center"| Dissimulation
| align="center"| KSI
| align="center"| [{{cite web |url=http://www.officialcharts.com/charts/irish-albums-chart/20200529/ie7501/ |title=Top 100 Artist Album, Week Ending 29 May 2020 |publisher=Official Charts Company |accessdate=29 May 2020}}] |
| 5 June
| align="center" rowspan="2"| Chromatica
| align="center" rowspan="2"| Lady Gaga
| align="center"| [{{cite web |url=http://www.officialcharts.com/charts/irish-albums-chart/20200605/ie7501/ |title=Top 100 Artist Album, Week Ending 5 June 2020 |publisher=Official Charts Company |accessdate=5 June 2020}}] |
| 12 June
| align="center"| [{{cite web |url=http://www.officialcharts.com/charts/irish-albums-chart/20200612/ie7501/ |title=Top 100 Artist Album, Week Ending 12 June 2020 |publisher=Official Charts Company |accessdate=12 June 2020}}] |
| 19 June
| align="center"| MTV Unplugged (Live at Hull City Hall)
| align="center"| Liam Gallagher
| align="center"| [{{cite web |url=http://www.officialcharts.com/charts/irish-albums-chart/20200619/ie7501/ |title=Top 100 Artist Album, Week Ending 19 June 2020 |publisher=Official Charts Company |accessdate=19 June 2020}}] |
| 26 June
| align="center"| Rough and Rowdy Ways
| align="center"| Bob Dylan
| align="center"| [{{cite web |url=http://www.officialcharts.com/charts/irish-albums-chart/20200626/ie7501/ |title=Top 100 Artist Album, Week Ending 26 June 2020 |publisher=Official Charts Company |accessdate=26 June 2020}}] |
| 3 July
| align="center"| Without Fear
| align="center"| Dermot Kennedy
| align="center"| [{{cite web|url=http://www.officialcharts.com/charts/irish-albums-chart/20200703/ie7502/|title=Top 100 Artist Album, Week Ending 3 July 2020|publisher=Official Charts Company|accessdate=3 July 2020}}] |
| 10 July
| align="center"| Shoot for the Stars, Aim for the Moon
| align="center"| Pop Smoke
| align="center"| [{{cite web|url=http://www.officialcharts.com/charts/irish-albums-chart/20200710/ie7502/|title=Top 100 Artist Album, Week Ending 10 July 2020|publisher=Official Charts Company|accessdate=10 July 2020}}] |
| 17 July
| align="center" rowspan="2"| Legends Never Die
| align="center" rowspan="2"| Juice Wrld
| align="center"| [{{cite web|url=http://www.officialcharts.com/charts/irish-albums-chart/20200717/ie7502/|title=Top 100 Artist Album, Week Ending 17 July 2020|publisher=Official Charts Company|accessdate=17 July 2020}}] |
| 24 July
| align="center"| [{{cite web|url=http://www.officialcharts.com/charts/irish-albums-chart/20200724/ie7502/|title=Top 100 Artist Album, Week Ending 24 July 2020|publisher=Official Charts Company|accessdate=24 July 2020}}] |
| 31 July
| align="center"| Folklore
| align="center"| Taylor Swift
| align="center"| [{{cite web|url=http://www.officialcharts.com/charts/irish-albums-chart/20200731/ie7502/|title=Top 100 Artist Album, Week Ending 31 July 2020|publisher=Official Charts Company|accessdate=31 July 2020}}] |
| 7 August
| align="center"| True Love Waits
| align="center"| The Coronas
| align="center"| [{{cite web|url=http://www.officialcharts.com/charts/irish-albums-chart/20200807/ie7502/|title=Top 100 Artist Album, Week Ending 7 August 2020|publisher=Official Charts Company|accessdate=7 August 2020}}] |
| 14 August
| align="center" rowspan="2"| Folklore
| align="center" rowspan="2"| Taylor Swift
| align="center"| [{{cite web|url=http://www.officialcharts.com/charts/irish-albums-chart/20200814/ie7502/|title=Top 100 Artist Album, Week Ending 14 August 2020|publisher=Official Charts Company|accessdate=14 August 2020}}] |
| 21 August
| align="center"| [{{cite web|url=http://www.officialcharts.com/charts/irish-albums-chart/20200821/ie7502/|title=Top 100 Artist Album, Week Ending 21 August 2020|publisher=Official Charts Company|accessdate=21 August 2020}}] |
| 28 August
| align="center"| Imploding the Mirage
| align="center"| The Killers
| align="center"| [{{cite web|url=http://www.officialcharts.com/charts/irish-albums-chart/20200828/ie7502/|title=Top 100 Artist Album, Week Ending 28 August 2020|publisher=Official Charts Company|accessdate=28 August 2020}}] |
| 4 September
| align="center"| Folklore
| align="center"| Taylor Swift
| align="center"| [{{cite web|url=http://www.officialcharts.com/charts/irish-albums-chart/20200904/ie7502/|title=Top 100 Artist Album, Week Ending 4 September 2020|publisher=Official Charts Company|accessdate=4 September 2020}}] |
| 11 September
| align="center"| Without Fear
| align="center"| Dermot Kennedy
| align="center"| [{{cite web|url=http://www.officialcharts.com/charts/irish-albums-chart/20200911/ie7502/|title=Top 100 Artist Album, Week Ending 11 September 2020|publisher=Official Charts Company|accessdate=11 September 2020}}] |
| 18 September
| align="center" rowspan="3"| Shoot for the Stars, Aim for the Moon
| align="center" rowspan="3"| Pop Smoke
| align="center"| [{{cite web|url=http://www.officialcharts.com/charts/irish-albums-chart/20200918/ie7502/|title=Top 100 Artist Album, Week Ending 18 September 2020|publisher=Official Charts Company|accessdate=18 September 2020}}] |
| 25 September
| align="center"| [{{cite web|url=http://www.officialcharts.com/charts/irish-albums-chart/20200925/ie7502/|title=Top 100 Artist Album, Week Ending 25 September 2020|publisher=Official Charts Company|accessdate=25 September 2020}}] |
| 2 October
| align="center"| [{{cite web|url=http://www.officialcharts.com/charts/irish-albums-chart/20201002/ie7502/|title=Top 100 Artist Album, Week Ending 2 October 2020|publisher=Official Charts Company|accessdate=2 October 2020}}] |
| 9 October
| align="center"| Boxes
| align="center"| Gavin James
| align="center"| [{{cite web|url=http://www.officialcharts.com/charts/irish-albums-chart/20201009/ie7502/|title=Top 100 Artist Album, Week Ending 9 October 2020|publisher=Official Charts Company|accessdate=9 October 2020}}] |
| 16 October
| align="center" rowspan="2"| Shoot for the Stars, Aim for the Moon
| align="center" rowspan="2"| Pop Smoke
| align="center"| [{{cite web|url=http://www.officialcharts.com/charts/irish-albums-chart/20201016/ie7502/|title=Top 100 Artist Album, Week Ending 16 October 2020|publisher=Official Charts Company|accessdate=16 October 2020}}] |
| 23 October
| align="center"| [{{cite web|url=http://www.officialcharts.com/charts/irish-albums-chart/20201023/ie7502/|title=Top 100 Artist Album, Week Ending 23 October 2020|publisher=Official Charts Company|accessdate=23 October 2020}}] |
| 30 October
| align="center"| Letter to You
| align="center"| Bruce Springsteen
| align="center"| [{{cite web|url=http://www.officialcharts.com/charts/irish-albums-chart/20201030/ie7502/|title=Top 100 Artist Album, Week Ending 30 October 2020|publisher=Official Charts Company|accessdate=30 October 2020}}] |
| 6 November
| align="center"| Positions
| align="center"| Ariana Grande
| align="center"| [{{cite web|url=http://www.officialcharts.com/charts/irish-albums-chart/20201106/ie7502/|title=Top 100 Artist Album, Week Ending 6 November 2020|publisher=Official Charts Company|accessdate=6 November 2020}}] |
| 13 November
| align="center"| Confetti
| align="center"| Little Mix
| align="center"| [{{cite web|url=http://www.officialcharts.com/charts/irish-albums-chart/20201113/ie7502/|title=Top 100 Artist Album, Week Ending 13 November 2020|publisher=Official Charts Company|accessdate=13 November 2020}}] |
| 20 November
| align="center"| Power Up
| align="center"| AC/DC
| align="center"| [{{cite web|url=http://www.officialcharts.com/charts/irish-albums-chart/20201120/ie7502/|title=Top 100 Artist Album, Week Ending 20 November 2020|publisher=Official Charts Company|accessdate=20 November 2020}}] |
| 27 November
| align="center"| Be
| align="center"| BTS
| align="center"| [{{cite web|url=http://www.officialcharts.com/charts/irish-albums-chart/20201127/ie7502/|title=Top 100 Artist Album, Week Ending 27 November 2020|publisher=Official Charts Company|accessdate=27 November 2020}}] |
| 4 December
| align="center" rowspan=4| Without Fear
| align="center" rowspan=4| Dermot Kennedy
| align="center"| [{{cite web|url=http://www.officialcharts.com/charts/irish-albums-chart/20201204/ie7502/|title=Top 100 Artist Album, Week Ending 4 December 2020|publisher=Official Charts Company|accessdate=5 December 2020}}] |
| 11 December
| align="center"| [{{cite web|url=http://www.officialcharts.com/charts/irish-albums-chart/20201211/ie7502/|title=Top 100 Artist Album, Week Ending 11 December 2020|publisher=Official Charts Company|accessdate=13 December 2020}}] |
| 18 December
| align="center"| [{{cite web|url=http://www.officialcharts.com/charts/irish-albums-chart/20201218/ie7502/|title=Top 100 Artist Album, Week Ending 18 December 2020|publisher=Official Charts Company|accessdate=19 December 2020}}] |
| 25 December
| align="center"| [{{cite web|url=http://www.officialcharts.com/charts/irish-albums-chart/20201225/ie7502/|title=Top 100 Artist Album, Week Ending 25 December 2020|publisher=Official Charts Company|accessdate=25 December 2020}}] |