Who You Are is the thirteenth song from Jessie J's debut album, of the same name, Who You Are. On the original standard version of the album, it is the last song. Who You Are was also released as the album's fifth official single, following from "Who's Laughing Now". In addition to this, Who You Are also served as the album's only UK promotional single.
The song was written by Jessie J, Shelly Peiken and Toby Gad and was produced by Toby Gad. Who You Are became Jessie J's fourth top ten single, peaking at number eight in the United Kingdom.