List of Ultratop 50 number-one singles of 2021

These hits topped the Ultratop 50 in 2021.^[1]

Flanders
Issue date	Song	Artist
2 January	"Nu wij niet meer praten"	Jaap Reesema and Pommelien Thijs
9 January	"Fever"	Dua Lipa and Angèle
16 January	"Fever"	Dua Lipa and Angèle
23 January	"Drivers License"	Olivia Rodrigo
30 January
6 February
13 February
20 February
27 February
6 March	"Save Your Tears"	The Weeknd
13 March	"Wellerman"	Nathan Evans
20 March	"Without You"	The Kid Laroi
27 March	"Wellerman"	Nathan Evans
3 April	"Wellerman"	Nathan Evans
10 April	"Friday"	Riton and Nightcrawlers featuring Mufasa & Hypeman
17 April	"Wellerman"	Nathan Evans
24 April	"1 op een miljoen"	Metejoor featuring Babet
1 May	"Friday"	Riton and Nightcrawlers featuring Mufasa & Hypeman
8 May	"De wereld draait voor jou"	Niels Destadsbader and Regi
15 May	"De wereld draait voor jou"	Niels Destadsbader and Regi
22 May	"Higher Power"	Coldplay
29 May	"The Wrong Place"	Hooverphonic
5 June	"Good 4 U"	Olivia Rodrigo
12 June
19 June
26 June
3 July
10 July	"Bad Habits"	Ed Sheeran
17 July
24 July
31 July
7 August
14 August
21 August
28 August	"Love Tonight"	Shouse
4 September
11 September
18 September
25 September
2 October
9 October	"Stay"	The Kid Laroi and Justin Bieber
16 October	"Stay"	The Kid Laroi and Justin Bieber
23 October	"Easy on Me"	Adele
30 October
6 November
13 November
20 November
27 November
4 December
11 December
18 December
25 December	"Waterval"	K3

Wallonia
Issue date	Song	Artist
2 January	"Fever"	Dua Lipa and Angèle
9 January
16 January
23 January
30 January
6 February
13 February
20 February
27 February
6 March	"Save Your Tears"	The Weeknd
13 March	"Fever"	Dua Lipa and Angèle
20 March	"Save Your Tears"	The Weeknd
27 March
3 April
10 April
17 April
24 April
1 May
8 May	"Morose"	Damso
15 May	"Save Your Tears"	The Weeknd
22 May
29 May
5 June
12 June	"Cover Me in Sunshine"	Pink and Willow Sage Hart
19 June	"Petrouchka"	Soso Maness featuring PLK
26 June	"Petrouchka"	Soso Maness featuring PLK
3 July	"Cover Me in Sunshine"	Pink and Willow Sage Hart
10 July
17 July
24 July
31 July	"Never Going Home"	Kungs
7 August	"Bad Habits"	Ed Sheeran
14 August
21 August
28 August
4 September
11 September
18 September
25 September
2 October	"Stay"	The Kid Laroi and Justin Bieber
9 October	"Bad Habits"	Ed Sheeran
16 October	"Stay"	The Kid Laroi and Justin Bieber
23 October	"Santé"	Stromae
30 October	"Bruxelles je t'aime"	Angèle
6 November	"Cold Heart (Pnau remix)"	Elton John and Dua Lipa
13 November	"Bruxelles je t'aime"	Angèle
20 November	"Cold Heart (Pnau remix)"	Elton John and Dua Lipa
27 November	"Easy on Me"	Adele
4 December	"Easy on Me"	Adele
11 December	"Bruxelles je t'aime"	Angèle
18 December
25 December

References