See all the 2021 Number One hits from the UK below and find out who had the longest running number one in the UK singles chart. Click on a Song Title to view full details of any song from the UK 2021 singles chart.

Artist Song Title Weeks at Number OneDate
Olivia RodrigoDrivers License115-01-2021
Little MixSweet Melody108-01-2021
WhamLast Christmas101-01-2021

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| 2020 Number Ones| 2021 Number Ones