Louis Tomlinson is a singer for One Direction.
Louis Tomlinson . He is known as a member of the pop boy band One Direction . One Direction ( commonly abbreviated as 1D ) are an English-Irish pop boy band based in London , composed of Niall Horan , Liam Payne , Harry Styles , Louis Tomlinson , and previously , Zayn Malik until his departure from the band on 25 March 2015 .