UFC 105: Couture vs. Vera was a mixed martial arts event held by the Ultimate Fighting Championship (UFC) on November 14, 2009 in Manchester, England at the Manchester Evening News Arena. This event aired on the same day, via tape delay, on Spike in the U.S.

A previously rumoured Lightweight Championship bout between BJ Penn and Diego Sanchez did not take place at this event. At the UFC 102 press conference White said it was likely that the fight will be moved to a third event in November which was at the time still unannounced. It was later announced that the bout would take place at UFC 107.

A bout between Antônio Rogério Nogueira and Luiz Arthur Cane was moved to UFC 106.Dong Hyun Kim was forced to pull out of his bout with Dan Hardy due to an injury. He was replaced by Mike Swick.

The winner of Mike Swick vs. Dan Hardy was said to receive a title shot at Georges St. Pierre in early 2010. This fight took place at UFC 111. A previously announced bout between Peter Sobotta and DaMarques Johnson was cancelled due to a military commitment for Sobotta.

Dana White (born July 28, 1969) is the current President of the Ultimate Fighting Championship (UFC), a mixed martial arts organization based in the United States.

Born in Manchester, Connecticut on July 28, 1969, White grew up in Las Vegas, Nevada, Ware, Massachusetts and Levant, Maine. White is a passionate Boston Red Sox fan. During his youth, he bounced back and forth between Boston and Maine. He attended the University of Massachusetts Boston but did not finish; however, while there he did launch a boxing program for inner-city youth.

White has a background as an aerobics instructor. In 1992, White established Dana White Enterprises in Las Vegas. He conducted aerobics classes at three gyms in the Las Vegas area and began managing MMA fighters Tito Ortiz and Chuck Liddell.

While working as a manager, White learned that Semaphore Entertainment Group, the parent company of the UFC, was looking for a buyer for the UFC. White contacted childhood friend Lorenzo Fertitta, an executive at Station Casinos, and a former commissioner of the Nevada State Athletic Commission. Within a month, Lorenzo and his older brother Frank bought the UFC, with White installed as its president. White currently owns about 9% of Zuffa, LLC, the entity the Fertitta brothers created to own and manage the UFC.

Dennis D. Siver (born January 13, 1979) is a Russian-German mixed martial artist who competes in the featherweight division of the Ultimate Fighting Championship. As of May 2012, Siver is ranked as the #5 featherweight fighter in the world by Fight Matrix. He has two knockouts in the UFC with spinning back kicks to the body, both earning KO of the night.

Dennis Siver was born in Omsk, Russia to a family of Russian citizens of German descent, and moved to Germany at the age of 17. He started training in martial arts in 1994 when he began learning judo, kickboxing and taekwondo. In 1997, he became the WAKO amateur kickboxing champion of Germany.

His mixed martial arts career began in small local shows in Germany and England, amongst other European countries. He fought most frequently for Cage Warriors in England, compiling a record of 3 wins and 1 loss, most notably, one win coming against Jim Wallhead.

After his win against Jim Wallhead at CWFC – Enter The Rough House, Siver was signed by UFC. His debut was against Jess Liaudin at UFC 70 in Manchester, England where he lost via submission (armbar), just 81 seconds into the first round.

Brandon Michael Vera (born October 10, 1977) is an American mixed martial artist. He competes as a light heavyweight in the Ultimate Fighting Championship. He is the winner of the WEC 13 Heavyweight Tournament and currently resides in San Diego, California.

Vera is the son of a Filipino father, Ernesto, and an Italian-American mother, Amelia. He grew up in a family with seven boys and three girls. He was born and raised in Norfolk, Virginia, and attended Lake Taylor High School where he excelled in wrestling and earned a four-year athletic scholarship to Old Dominion University. However, he dropped out of Old Dominion after a year and a half when he felt college was not for him, and enlisted himself in the United States Air Force.

In the Air Force, Vera joined the force's wrestling team and trained at the US Olympic Training Center in Colorado Springs, Colorado. His military wrestling career was cut short in 1999 when he tore ligaments in his right elbow. Arthroscopic surgery repaired the ligaments, but he had nerve damage from the experience, causing him to be unable to use his right arm. He was released from the Air Force on a medical discharge.

Randy Duane Couture (pronounced /koʊˈtʊər/; born June 22, 1963) is an actor, retired American mixed martial artist, collegiate and Greco-Roman wrestler. During his tenures in the Ultimate Fighting Championship (UFC), Couture became a three-time UFC Heavyweight Champion, two-time UFC Light Heavyweight Champion, an Interim UFC Light Heavyweight Champion, and was the UFC 13 Heavyweight Tournament Winner. Couture is the first fighter to hold two UFC championship titles in two different divisions (heavyweight and light heavyweight). Couture has competed in a record 15 title fights. He holds the most title reigns in the UFC with five. His last fight with Lyoto Machida marked his 24th fight in the UFC, the third most amount of fights in the UFC (Tito Ortiz is first with 26 and Matt Hughes is second with 25). Couture is one of the first members of the UFC Hall of Fame. He is the only person over the age of 40 to have won a UFC championship fight, having done so four times.^{[citation needed]}

Couture was an Olympic wrestling alternate and has lived in Corvallis, Oregon, throughout much of his career, where he served as an assistant wrestling coach and a strength and conditioning coach for Oregon State University. He established Team Quest with Matt Lindland and Dan Henderson, a training camp for fighters, based out of Gresham, Oregon, and headed by coach Robert Folis. In 2005, Couture moved to Las Vegas, where he opened his own extensive chain of gyms under the name Xtreme Couture. He currently trains at his Las Vegas-based gym. Couture partnered with Bas Rutten in the opening of Legends Gym in Hollywood, California.