Louisa Johnson (born 11 January 1998) is an English singer and songwriter from Thurrock, Essex. She was the winner of the twelfth UK series of The X Factor in 2015. Aged 17 at the time of winning, Johnson is the programme's youngest winner. She was featured on Clean Bandit's hit single "Tears". Her debut album, originally due for release on 18 November 2016, will be released in 2017.