Jan. 19 - B.J. Penn records a second-round submission over Joe Stevenson in Newcastle, England to capture the vacant UFC lightweight title.

Feb. 2 - Antonio Rodrigo Nogueira records a third-round submission over Tim Sylvia in Las Vegas to capture the interim UFC heavyweight title.

Feb. 13 - Miguel Torres records a first-round submission over Chase Beebe in Rio Rancho, New Mexico to capture the WEC bantamweight title.

Feb. 13 - Jamie Varner records a third-round technical knockout over Rob McCullough in Rio Rancho, New Mexico to capture the WEC lightweight title.

Feb. 13 - Carlos Condit records a first-round submission over Carlo Prater in Rio Rancho, New Mexico to retain his WEC welterweight title.

Mar. 1 - Anderson Silva records a second-round submission over Dan Henderson in Columbus, Ohio to retain his UFC middleweight title.

Mar. 29 - Brian Stann records a first-round knockout over Doug Marshall in Las Vegas to capture the WEC light heavyweight title.

Mar. 29 - Gilbert Melendez records a second-round technical knockout over Gabe Lemely in San Jose, California to retain his Strikeforce lightweight title.

Mar. 29 - Cung Le records a third-round knockout over Frank Shamrock in San Jose, California to capture the Strikeforce middleweight title.

Apr. 19 - Georges St. Pierre records a second-round technical knockout over Matt Serra in East Rutherford, New Jersey to capture the UFC welterweight title.

May 24 - B.J. Penn records a third-round technical knockout over Sean Sherk in Las Vegas to retain his UFC lightweight title.

May 31 - Robbie Lawler and Scott Smith fought to a no-contest in Newark, New Jersey. Lawler retains his Elite XC middleweight title.

June 1 - Miguel Torres records a third-round technical knockout over Yoshiro Maeda in Sacramento, California to retain his WEC bantamweight title.

June 1 - Urijah Faber records a unanimous decision over Jens Pulver in Sacramento, California to retain his WEC featherweight title.

June 14 - KJ Noons records a first-round technical knockout over Yves Edwards in Honolulu, Hawaii to retain his Elite XC lightweight title.

June 27 - Bobby Southworth records a unanimous decision over Anthony Ruiz in San Jose, California to retain his Strikeforce light heavyweight title.

June 27 - Josh Thomson records a unanimous decision over Gilbert Melendez in San Jose, California to capture the Strikeforce lightweight title.

July 5 - Forrest Griffin records a unanimous decision over Quinton Jackson in Las Vegas to capture the UFC light heavyweight title.

July 19 - Feder Emelianenko records a first-round submission over Tim Sylvia in Anaheim, California to capture the WAMMA heavyweight title.

July 26 - Robbie Lawler records a second-round technical knockout over Scott Smith in Stockton, California to retain the Elite XC middleweight title.

July 26 - Jake Shields wins by submission in the first round in the first round over Nick Thompson in Stockton, California to capture the Elite XC welterweight title.

July 26 - Antonio Silva records a second-round knockout over Justin Eilers in Stockton, California to capture the Elite XC heavyweight title.
*Silva tested positive for steroids following the fight

Aug. 3 - Jamie Varner records a first-round knockout over Marcus Hicks in Las Vegas to retain the WEC lightweight title.

Aug. 3 - Steve Cantwell records a second-round technical knockout over Brian Stann in Las Vegas to capture the WEC light heavyweight title.

Aug. 3 - Carlos Condit records a fourth-round technical knockout over Hiromitsu Miura in Las Vegas to retain the WEC welterweight title.

Aug. 9 - Georges St. Pierre records a unanimous decision over Jon Fitch in Minneapolis, Minnesota to retain the UFC welterwight title.

Sep. 26 - Wilson Reis records a unanimous decision over Abel Cullum in Santa Ynez, California to capture the Elite XC bantamweight title.

Oct. 4 - Jake Shields wins by submission in the second round over Paul Daley in Sunrise, Florida to retain his Elite XC welterweight title.

Oct. 25 - Anderson Silva wins by injury stoppage in the third round over Patrick Cote in Chicago to retain his UFC middleweight title.

Nov. 6 - Mike Brown records a first-round technical knockout over Urijah Faber in Hollywood, Florida to capture the WEC featherweight title.

Nov. 15 - Brock Lesnar records a second-round knockout over Randy Couture in Las Vegas to capture the UFC heavyweight title.

Nov. 21 - Renato Sobral records a first-round technical knockout over Bobby Southworth in San Jose, California to capture the Strikeforce light-heavyweight title.

Dec. 3 - Miguel Torres records a second-round technical knockout over Manny Tapia in Las Vegas to retain his WEC bantamweight title.

Dec. 27 - Frank Mir defeats Antonio Rodrigo Nogueira by second-round TKO to win the UFC interim heavyweight title.

Dec. 27 - Rashad Evans scores a third-round TKO over Forrest Griffin to capture the UFC light-heavyweight title.

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