Adrian Serrano (born December 23, 1963) is an American mixed martial artist and retired professional wrestler. He competed in the Welterweight, Middleweight, Light heavyweight and Heavyweight division. He has fought for Extreme Challenge, HOOK'n'SHOOT, King of the Cage (KOTC), Pancrase and many other promotions, such as the Ultimate Fighting Championships (UFC). As a professional wrestler he worked in the Midwest, working for companies such as Mid American Wrestling, IWA Mid South, Midwest Pro and NWA Wisconsin. He once worked a dark match in the WWE, losing to Ron Waterman on an episode of WWF Jakked.