Fifteen may refer to: 15, the cardinal number succeeding the number 14 and preceding number 16 The year 15 Fifteen, a chain of restaurants created by Jamie Oliver "Fifteen," a teen soap on Nickelodeon during the 1990s (known in Canada as Hillside) Fifteen, a punk rock band "15", a movie Fifteen, a 2006 Buckcherry album Fifteen puzzle "Fifteen", a song by the band Aiden Fifteen, a book by Beverly Cleary… (More on Fifteen)