Tigre Uno is a Mexican professional wrestler. He is best known for his time with Total Nonstop Action Wrestling, where he is a one-time X Division Champion. Outside of the United States he is best known for his work in Lucha Libre AAA Worldwide (AAA), where he is a former two-time holder of the AAA Cruiserweight and AAA World Tag Team Championships and the 2011 Rey de Reyes tournament winner as Extreme Tiger. Currently is working in Japan under Pro Wrestling NOAH

The TNA X Division Championship is a men's professional wrestling championship created and promoted by Total Nonstop Action Wrestling (TNA). It debuted on June 19, 2002, at the taping of TNA's second then-weekly pay-per-view (PPV) event. The current champion is Mustafa Ali, who is in his first reign.