John Cena is a professional wrestler.
John Felix Anthony Cena Jr. ( [ ˈsiːnə ] born April 23 , 1977 ) is an American professional wrestler , rapper , actor , and reality television show host . Cena signed a developmental contract with the World Wrestling Federation ( WWF , later renamed to World Wrestling Entertainment , or simply WWE ) in 2001 , debuting on the WWE main roster in 2002 . However , Cena has been labeled as the `` most polarizing professional wrestler ever '' as his character has many supporters and many detractors , according to Jim Ross of Fox Sports , who also noted that Cena has been WWE 's franchise player for a long-time . Industry veterans John Layfield , Paul Heyman , and Kurt Angle have called Cena the greatest WWE star of all time .