Choi Doo-ho  Choi Doo-ho (born April 6, 1991), often anglicized to Doo Ho Choi or Dooho Choi, is a South Korean mixed martial artist who currently competes in the Ultimate Fighting Championship in their Featherweight division. Choi graduated from Gumi University with a degree in Security. Choi started getting noticed in the MMA world after making his DEEP debut in June 2010, when he faced Yusuke Kagiyama. Choi lost his Deep debut via split decision. After a short stint on the independent circuit, Choi returned to DEEP in September 2010, facing Atsuhiro Tsuboi. He won by TKO in the first round. He went undefeated in his next fights in MMA, beating various fighters like Mitsuhiro Ishida, Kosuke Omeda, and Nobuhiro Obiya. Before being released to fight in the UFC, Choi fought for DEEP one last time, on June 15, 2013, when he faced Japanese prospect Shoji Maruyama. He won via TKO in the second round. While fighting for DEEP, Choi also signed with Sengoku Raiden Championship. He had his first fight at SRC: Sengoku Raiden Championship 13, when he faced Ikuo Usuda. Choi won via split decision. A few months later, Choi was slated to face Masanori Kanehara at SRC: Sengoku Raiden Championship 15. However, three weeks before the event, Choi suffered an injury and the fight was taken off the card. In November 2013, following a nine-fight winning streak, Choi signed a contract to fight with the UFC to compete in their featherweight division. Choi was scheduled to face Sam Sicilia on May 24, 2014, at UFC 173. However, Choi pulled out of the bout with an injury. Choi ultimately made his debut when he faced Juan Puig on November 22, 2014, at UFC Fight Night 57. He won the fight via TKO just 18 seconds into the first round. A rescheduled bout with Sam Sicilia was expected to take place on July 15, 2015, at UFC Fight Night 71. However, Choi pulled out of the fight in late June for undisclosed reasons. The bout with Sicilia was scheduled a third time and took place on November 28, 2015, at UFC Fight Night 79. Choi won the fight via knockout in the first round. The win also earned him his first "Performance of the Night" bonus award.