This is a list of albums that reached number-one on the Irish Independent Albums Chart in 2023. The charts were compiled by Irish Recorded Music Association (IRMA).
| Issue date | Album | Artist | Label | Ref |
|---|---|---|---|---|
| 6 January | AM | Arctic Monkeys | Domino | [1] |
| 13 January | ||||
| 20 January | ||||
| 27 January | Gigi's Recovery | The Murder Capital | Human Season | |
| 3 February | AM | Arctic Monkeys | Domino | |
| 10 February | My 21st Century Blues | Raye | Human Re Sources | |
| 17 February | All of This Is Chance | Lisa O'Neill | Rough Trade | |
| 24 February | AM | Arctic Monkeys | Domino | |
| 3 March | ||||
| 10 March | ||||
| 17 March | ||||
| 24 March | ||||
| 31 March | False Lankum | Lankum | Rough Trade | |
| 7 April | ||||
| 14 April | AM | Arctic Monkeys | Domino | |
| 21 April | ||||
| 28 April | ||||
| 5 May | First Two Pages of Frankenstein | The National | 4AD | |
| 12 May | AM | Arctic Monkeys | Domino | |
| 19 May | Wake Up & It's Over | Lovejoy | Anvil Cat | |
| 26 May | AM | Arctic Monkeys | Domino | |
| 2 June | ||||
| 9 June | Council Skies | Noel Gallagher's High Flying Birds | Sour Mash | |
| 16 June | AM | Arctic Monkeys | Domino | |
| 23 June | In Times New Roman... | Queens of the Stone Age | Matador | |
| 30 June | The Road Not Taken | The High Kings | The High Kings | |
| 7 July | Chaos for the Fly | Grian Chatten | Partisan | |
| 14 July | I Inside the Old Year Dying | PJ Harvey | ||
| 21 July | AM | Arctic Monkeys | Domino | |
| 28 July | ||||
| 4 August | So Far... The Best Of | Sinéad O'Connor | Chrysalis | |
| 11 August | ||||
| 18 August | AM | Arctic Monkeys | Domino | |
| 25 August | ||||
| 1 September | The Journey So Far - Live | Tumbling Paddies | Sharpe Music | |
| 8 September | ||||
| 15 September | Hit Parade | Róisín Murphy | Ninja Tune | |
| 22 September | Goodtime Charlie | Mick Flannery | Rosa | |
| 29 September | Tension | Kylie Minogue | BMG | |
| 6 October | Autumn Variations | Ed Sheeran | Gingerbread Man | |
| 13 October | Crop Circle 3 | Nines | Zino | |
| 20 October | Crazymad, for Me | CMAT | CMATBaby/AWAL | |
| 27 October | AM | Arctic Monkeys | Domino | |
| 3 November | Phantom of the Afters | Kojaque | Soft Boy | |
| 10 November | AM | Arctic Monkeys | Domino | |
| 17 November | ||||
| 24 November | ||||
| 1 December | ||||
| 8 December | ||||
| 15 December | Music Man | Nathan Carter | Sharpe Music | |
| 22 December | ||||
| 29 December | AM | Arctic Monkeys | Domino |