John Cena has won a championship.
John Cena . Throughout his WWE career , Cena has won 25 championships , with 16 reigns as a world champion ( 13 times as WWE Champion and three times as WWE 's World Heavyweight Champion ) , an accomplishment only previously achieved by WWE Hall of Famer Ric Flair . Cena has the fourth-highest number of combined days as WWE Champion , behind Bruno Sammartino , Bob Backlund , and Hulk Hogan .