The United Kingdom participated in the Eurovision Song Contest 2014 with the song "Children of the Universe" written by Molly Smitten-Downes and Anders Hansson. The song was performed by Molly, who was internally selected by the British broadcaster BBC to represent the United Kingdom at the 2014 contest in Copenhagen, Denmark. Molly and "Children of the Universe" was announced as the British entry in a special presentation show titled The UK Launch broadcast on the BBC Red Button service in March 2014.

The Eurovision Song Contest 2014 was the 59th edition of the Eurovision Song Contest. It took place in Copenhagen, Denmark, following the country's victory at the 2013 contest with the song "Only Teardrops" by Emmelie de Forest. Organised by the European Broadcasting Union (EBU) and host broadcaster Danish Broadcasting Corporation (DR), the contest was held at B&W Hallerne, and consisted of two semi-finals on 6 and 8 May, and a final on 10 May 2014. The three live shows were presented by Danish television presenter Lise Rønne, musician Nikolaj Koppel and actor Pilou Asbæk.