The United Kingdom participated in the Eurovision Song Contest 2024 in Malmö, Sweden. The national broadcaster, the British Broadcasting Corporation (BBC), internally selected Olly Alexander as the country's entrant for the 2024 contest with the song "Dizzy".

The Eurovision Song Contest 2024 was the 68th edition of the Eurovision Song Contest. It took place in Malmö, Sweden, following the country's victory at the 2023 contest with the song "Tattoo" by Loreen. Organised by the European Broadcasting Union (EBU) and host broadcaster Sveriges Television (SVT), the contest was held at the Malmö Arena, and consisted of two semi-finals, on 7 and 9 May, and a final on 11 May 2024. The three live shows were presented by Petra Mede and Malin Åkerman, with Mede having previously taken on the role in 2013 and 2016.