Rose to fame as a member of the pop British boyband One Direction, performing alongside Liam Payne, Louis Tomlinson, Zayn Malik, and Niall Horan. He later embarked on a solo career and released his first single "Sign of the Times" in April of 2017.
He worked at a bakery when he was fourteen years old. He tried out as a solo singer on The X Factor but failed, though he later joined a band in order to compete on the show.
The One Direction album Up All Night became the first British album to open up at #1 on the U.S. Billboard 200. At the 2014 Teen Choice Awards, the band took home eight awards. He made his film acting debut in the 2017 Christopher Nolan feature Dunkirk.
He was raised with an older sister named Gemma and he had a relationship with country singer Taylor Swift that ended in January 2013. He later dated Kendall Jenner but the couple broke up in 2014. He then dated model Nadine Leopold. He briefly dated chef Tess Ward in 2017.