When Johannah remarried, Louis took on his stepdad Mark Tomlinson's name.
Louis has five younger half-sisters and a younger half-brother by his mother: Charlotte (Lottie), Félicité (Fizzy), twins Daisy and Phoebe, and twins Doris and Ernest. Louis was a sixth form student at Hall Cross School, a state comprehensive school, and previously a pupil at The Hayfield School.
Louis and Liam lent their voices to a Family Guy episode cameo, which aired on May 15, 2016.
Louis competed alongside Niall in Soccer Aid 2016's charity match.
He also revealed he had hoped he would be put into a group, as he did not think he was a strong enough soloist.
Louis has won awards for Best UK/Ireland Act at the 2017 MTV EMAs and Best Solo Breakout at the 2018 i Heart Radio Awards.
Louis is currently working on his debut album, which he has said will document his life from mid 2015 onward.
Johannah Deakin, mother Troy Austin, father Mark Tomlinson, adoptive stepfather Charlotte "Lottie" Tomlinson, half sister Felicite "Fizzy" Tomlinson, half sister Daisy Tomlinson, half-sister Phoebe Tomlinson, half-sister Doris Deakin, half-sister Ernest Deakin, half-brother Freddie Tomlinson, son Louis William Tomlinson (born Louis Troy Austin, December 24, 1991) is a member of One Direction along with Harry Styles, Liam Payne, and Niall Horan. Louis is currently signed as a solo artist to Syco Music and Epic Records.
Louis released his debut solo single, Just Hold On, on December 10, 2016, and is currently working on his debut album.