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, with Simon Cowell naming her as the best singer he'd ever seen on the show. 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. Its lead single, "So Good", was released on 28 October 2016.