# List of number-one singles of 2016 (Ireland)

The Irish Singles Chart ranks the best-performing singles in Ireland, as compiled by Chart-Track on behalf of the Irish Recorded Music Association.
| Issue date | Song | Artist(s) |
| 7 January | "Love Yourself" | Justin Bieber |
| 14 January | "Love Yourself" | Justin Bieber |
| 21 January | "Love Yourself" | Justin Bieber |
| 28 January | "Love Yourself" | Justin Bieber |
| 4 February | "Pillowtalk" | Zayn |
| 11 February | "Pillowtalk" | Zayn |
| 18 February | "7 Years" | Lukas Graham |
| 25 February | "7 Years" | Lukas Graham |
| 3 March | "7 Years" | Lukas Graham |
| 10 March | "7 Years" | Lukas Graham |
| 17 March | "7 Years" | Lukas Graham |
| 24 March | "I Took a Pill in Ibiza" | Mike Posner |
| 31 March | "Cheap Thrills" | Sia featuring Sean Paul |
| 7 April | "Cheap Thrills" | Sia featuring Sean Paul |
| 14 April | "Cheap Thrills" | Sia featuring Sean Paul |
| 21 April | "Cheap Thrills" | Sia featuring Sean Paul |
| 28 April | "Cheap Thrills" | Sia featuring Sean Paul |
| 5 May | "One Dance" | Drake featuring Wizkid and Kyla |
| 12 May | "This Is What You Came For" | Calvin Harris featuring Rihanna |
| 19 May | "One Dance" | Drake featuring Wizkid and Kyla |
| 26 May | "One Dance" | Drake featuring Wizkid and Kyla |
| 2 June | "One Dance" | Drake featuring Wizkid and Kyla |
| 9 June | "One Dance" | Drake featuring Wizkid and Kyla |
| 16 June | "One Dance" | Drake featuring Wizkid and Kyla |
| 23 June | "One Dance" | Drake featuring Wizkid and Kyla |
| 30 June | "One Dance" | Drake featuring Wizkid and Kyla |
| 7 July | "One Dance" | Drake featuring Wizkid and Kyla |
| 14 July | "One Dance" | Drake featuring Wizkid and Kyla |
| 21 July | "One Dance" | Drake featuring Wizkid and Kyla |
| 28 July | "Cold Water" | Major Lazer featuring Justin Bieber and MØ |
| 4 August | "Cold Water" | Major Lazer featuring Justin Bieber and MØ |
| 11 August | "Cold Water" | Major Lazer featuring Justin Bieber and MØ |
| 18 August | "Cold Water" | Major Lazer featuring Justin Bieber and MØ |
| 25 August | "Cold Water" | Major Lazer featuring Justin Bieber and MØ |
| 1 September | "Closer" | The Chainsmokers featuring Halsey |
| 8 September | "Closer" | The Chainsmokers featuring Halsey |
| 15 September | "Closer" | The Chainsmokers featuring Halsey |
| 22 September | "Closer" | The Chainsmokers featuring Halsey |
| 29 September | "Closer" | The Chainsmokers featuring Halsey |
| 6 October | "Closer" | The Chainsmokers featuring Halsey |
| 13 October | "Say You Won't Let Go" | James Arthur |
| 20 October | "Say You Won't Let Go" | James Arthur |
| 27 October | "Shout Out to My Ex" | Little Mix |
| 3 November | "Say You Won't Let Go" | James Arthur |
| 10 November | "Say You Won't Let Go" | James Arthur |
| 17 November | "Rockabye" | Clean Bandit featuring Sean Paul and Anne-Marie |
| 24 November | "Rockabye" | Clean Bandit featuring Sean Paul and Anne-Marie |
| 1 December | "Rockabye" | Clean Bandit featuring Sean Paul and Anne-Marie |
| 8 December | "Rockabye" | Clean Bandit featuring Sean Paul and Anne-Marie |
| 15 December | "Rockabye" | Clean Bandit featuring Sean Paul and Anne-Marie |
| 22 December | "Rockabye" | Clean Bandit featuring Sean Paul and Anne-Marie |
| 29 December | "Rockabye" | Clean Bandit featuring Sean Paul and Anne-Marie |

## Number-one artists

| Position | Artist | Weeks at No. 1 |
| 1 | Sean Paul | 12 |
| 2 | Drake | 11 |
| 2 | WizKid | 11 |
| 2 | Kyla | 11 |
| 5 | Justin Bieber | 9 |
| 6 | Clean Bandit | 7 |
| 6 | Anne-Marie | 7 |
| 8 | The Chainsmokers | 6 |
| 8 | Halsey | 6 |
| 10 | Lukas Graham | 5 |
| 10 | Sia | 5 |
| 10 | Major Lazer | 5 |
| 10 | MØ | 5 |
| 14 | James Arthur | 4 |
| 15 | Zayn | 2 |
| 16 | Mike Posner | 1 |
| 16 | Calvin Harris | 1 |
| 16 | Rihanna | 1 |
| 16 | Little Mix | 1 |