The Irish Singles Chart ranks the best-performing singles in Ireland, as compiled by the Official Charts Company on behalf of the Irish Recorded Music Association.[1]
| Issue date | Song | Artist(s) | Reference |
|---|---|---|---|
| 6 January | "Rockabye" | Clean Bandit featuring Sean Paul and Anne-Marie | [2] |
| 13 January | "Shape of You" | Ed Sheeran | [3] |
| 20 January | [4] | ||
| 27 January | [5] | ||
| 3 February | [6] | ||
| 10 February | [7] | ||
| 17 February | [8] | ||
| 24 February | [9] | ||
| 3 March | [10] | ||
| 10 March | "Galway Girl" | [11] | |
| 17 March | [12] | ||
| 24 March | "Shape of You" | [13] | |
| 31 March | [14] | ||
| 7 April | [15] | ||
| 14 April | [16] | ||
| 21 April | [17] | ||
| 28 April | [18] | ||
| 5 May | "Despacito" | Luis Fonsi and Daddy Yankee featuring Justin Bieber | [19] |
| 12 May | [20] | ||
| 19 May | [21] | ||
| 26 May | [22] | ||
| 2 June | [23] | ||
| 9 June | [24] | ||
| 16 June | [25] | ||
| 23 June | [26] | ||
| 30 June | [27] | ||
| 7 July | [28] | ||
| 14 July | [29] | ||
| 21 July | [30] | ||
| 28 July | [31] | ||
| 4 August | [32] | ||
| 11 August | [33] | ||
| 18 August | "New Rules" | Dua Lipa | [34] |
| 25 August | [35] | ||
| 1 September | "Look What You Made Me Do" | Taylor Swift | [36] |
| 8 September | "New Rules" | Dua Lipa | [37] |
| 15 September | [38] | ||
| 22 September | [39] | ||
| 29 September | [40] | ||
| 6 October | [41] | ||
| 13 October | [42] | ||
| 20 October | "Rockstar" | Post Malone featuring 21 Savage | [43] |
| 27 October | [44] | ||
| 3 November | "Havana" | Camila Cabello featuring Young Thug | [45] |
| 10 November | [46] | ||
| 17 November | [47] | ||
| 24 November | [48] | ||
| 1 December | [49] | ||
| 8 December | "Perfect" | Ed Sheeran | [50] |
| 15 December | [51] | ||
| 22 December | [52] | ||
| 29 December | [53][54] |
| Position | Artist | Weeks at No. 1 |
|---|---|---|
| 1 | Ed Sheeran | 20 |
| 2 | Luis Fonsi | 15 |
| Daddy Yankee | ||
| Justin Bieber | ||
| 5 | Dua Lipa | 8 |
| 6 | Camila Cabello | 5 |
| Young Thug | ||
| 8 | Post Malone | 2 |
| 21 Savage | ||
| 10 | Clean Bandit | 1 |
| Sean Paul | ||
| Anne-Marie | ||
| Taylor Swift |
|
Irish music charts
| |
|---|---|
| Charts |
|
| Number-one singles |
|
| Number-one albums |
|
| Top-ten singles |
|
| Top selling |
|
| One-hit wonders |
|
