John Randall Hennigan (born October 3, 1979) is an American professional wrestler better known by his ring name John Morrison, and previously Johnny Nitro. He is signed to WWE performing on its Raw brand, but is inactive due to injury.
Before being promoted to the main WWE roster, Hennigan entered Tough Enough III, a televised competition that would award the winner a WWE contract. He was one of the winners in the competition and assigned to their developmental territory, Ohio Valley Wrestling (OVW), to continue his wrestling training. While situated at OVW, he was placed in a tag team, alongside Joey Mercury, in which they won the OVW Southern Tag Team Championship on one occasion. It was also during this time that he and Mercury, alongside their manager Melina, were known as the stable MNM.