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.^[1]

Issue date	Song	Artist(s)	Reference
7 January	"Love Yourself"	Justin Bieber	[2]
14 January			[3]
21 January			[4]
28 January			[5]
4 February	"Pillowtalk"	Zayn	[6]
11 February			[7]
18 February	"7 Years"	Lukas Graham	[8]
25 February			[9]
3 March			[10]
10 March			[11]
17 March			[12]
24 March	"I Took a Pill in Ibiza"	Mike Posner	[13]
31 March	"Cheap Thrills"	Sia featuring Sean Paul	[14]
7 April			[15]
14 April			[16]
21 April			[17]
28 April			[18]
5 May	"One Dance"	Drake featuring Wizkid and Kyla	[19]
12 May	"This Is What You Came For"	Calvin Harris featuring Rihanna	[20]
19 May	"One Dance"	Drake featuring Wizkid and Kyla	[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	"Cold Water"	Major Lazer featuring Justin Bieber and MØ	[31]
4 August			[32]
11 August			[33]
18 August			[34]
25 August			[35]
1 September	"Closer"	The Chainsmokers featuring Halsey	[36]
8 September			[37]
15 September			[38]
22 September			[39]
29 September			[40]
6 October			[41]
13 October	"Say You Won't Let Go"	James Arthur	[42]
20 October			[43]
27 October	"Shout Out to My Ex"	Little Mix	[44]
3 November	"Say You Won't Let Go"	James Arthur	[45]
10 November			[46]
17 November	"Rockabye"	Clean Bandit featuring Sean Paul and Anne-Marie	[47]
24 November			[48]
1 December			[49]
8 December			[50]
15 December			[51]
22 December			[52]
29 December			[53]

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

• List of number-one albums of 2016 (Ireland)