Louis Tomlinson is not a songwriter.
`` Just Hold On '' is a song by American DJ Steve Aoki and English singer and songwriter Louis Tomlinson , released as the latter 's debut single on December 10 , 2016 , by Ultra Music . Louis William Tomlinson ( born Louis Troy Austin ; 24 December 1991 ) is an English singer-songwriter and actor . Following the band 's hiatus , Tomlinson released the single `` Just Hold On '' with Steve Aoki in December 2016 .