List of Ultratop 50 number-one singles of 2017

These hits topped the Ultratop 50 in 2017.

Flanders
Issue date	Song	Artist
7 January	"24K Magic"	Bruno Mars
14 January	"Hey Baby"	Dimitri Vegas & Like Mike vs. Diplo featuring Deb's Daughter
21 January	"Shape of You"	Ed Sheeran
28 January
4 February
11 February
18 February
25 February
4 March
11 March
18 March
25 March
1 April
8 April
15 April
22 April
29 April	"Something Just Like This"	The Chainsmokers featuring Coldplay
6 May	"Shape of You"	Ed Sheeran
13 May	"Something Just Like This"	The Chainsmokers featuring Coldplay
20 May	"City Lights"	Blanche
27 May
3 June	"Despacito"	Luis Fonsi featuring Daddy Yankee
10 June
17 June
24 June
1 July
8 July
15 July
22 July
29 July
5 August
12 August
19 August
26 August	"Where Did You Go (Summer Love)"	Regi
2 September
9 September
16 September
23 September	"New Rules"	Dua Lipa
30 September
7 October	"Perfect"	Ed Sheeran
14 October	"New Rules"	Dua Lipa
21 October
28 October
4 November	"Perfect" (including "Perfect Duet" and "Perfect Symphony")	Ed Sheeran (with Beyoncé / with Andrea Bocelli)
11 November
18 November
25 November
2 December
9 December
16 December
23 December
30 December

Wallonia
Issue date	Song	Artist
7 January	"Human"	Rag'n'Bone Man
14 January	"Rockabye"	Clean Bandit featuring Sean Paul and Anne-Marie
21 January
28 January
4 February	"Shape of You"	Ed Sheeran
11 February
18 February
25 February
4 March
11 March
18 March
25 March
1 April
8 April
15 April
22 April
29 April
6 May
13 May
20 May	"Despacito"	Luis Fonsi featuring Daddy Yankee
27 May
3 June
10 June
17 June
24 June
1 July
8 July
15 July
22 July
29 July
5 August
12 August
19 August
26 August
2 September	"Feels"	Calvin Harris featuring Pharrell Williams, Katy Perry and Big Sean
9 September
16 September
23 September
30 September
7 October	"Réseaux"	Niska
14 October
21 October
28 October	"Mwaka Moon"	Kalash featuring Damso
4 November
11 November
18 November	"Perfect" (including "Perfect Duet" and "Perfect Symphony")	Ed Sheeran (with Beyoncé / with Andrea Bocelli)
25 November
2 December
9 December
16 December
23 December
30 December

Flanders
Ranking of most weeks at number 1

Position	Artist	Weeks #1
1	Ed Sheeran	25
2	Daddy Yankee	12
2	Justin Bieber	12
2	Luis Fonsi	12
3	Dua Lipa	6
4	Regi	4
4	Beyoncé	4
5	Blanche	2
5	The Chainsmokers	2
5	Coldplay	2
6	Andrea Bocelli	2
6	Bruno Mars	1
6	Dimitri Vegas & Like Mike	1
6	Diplo	1
6	Deb's Daughter	1

Wallonia
Ranking of most weeks at number 1

Position	Artist	Weeks #1
1	Ed Sheeran	22
2	Luis Fonsi	15
2	Daddy Yankee	15
2	Justin Bieber	15
3	Calvin Harris	5
3	Pharrell Williams	5
3	Katy Perry	5
3	Big Sean	5
4	Beyoncé	4
5	Clean Bandit	3
5	Sean Paul	3
5	Anne-Marie	3
5	Niska	3
5	Kalash	3
5	Damso	3
6	Andrea Bocelli	2
7	Rag'n'Bone Man	1

See also

• List of number-one albums of 2017 (Belgium)
• 2017 in music