Trivia

Knocked out Tito Ortiz at UFC 47: It's On. The two were supposed to fight at UFC 43, but Tito refused to fight Chuck, so Randy Couture stepped in and beat Chuck for the Interim Light-Heavyweight championship. After defeating Tito in the next UFC for the undisputed title, former contenders Chuck and Tito squared off against each other, Chuck winning by knockout in the second round. They eventually fought again at UFC 66, and Chuck knocked him out again, this time in the third round.

Knocked out Vernon 'Tiger' White at UFC 49: Unfinished Business. He cracked his orbital bone with a straight-right hand.

At UFC 52, he fought Randy Couture for the Light-Heavyweight championship. Couture had beaten Liddell at UFC 43 and this was the rematch after the two men had appeared as coaches on the first season of the UFC reality TV series The Ultimate Fighter. Liddell became the first and only man to ever knock Randy Couture out, successfully winning the Light-Heavyweight championship in just two minutes of the first round. The rubber match occurred the next year at UFC 57 where Liddell knocked out Randy Couture again, this time in the second round.

Liddell dominated Jose "Pelé" Landi-Jons in Pele's home country of Brazil at International Vale Tudo Championship 6. He scored a very convincing Unanimous Decision as he controlled the fight in every aspect. Pele is seen trying to jump out the ring as well on several occasions.

Engaged to Heidi Liddell [November 12, 2010].

His current MMA record is 21-5 with 13 (T)KOs.

Wrestled at Cal Poly University - San Luis Obispo.

Got TKO'd by 'Quinton Rampage Jackson' in Pride FC 2003. When they re-matched at UFC 71 for Liddell's Light-Heavyweight championship, Jackson was able to defeat Liddell a second time, this time by knockout in just under two minutes of the first round.

Trains with John Hackelman at The Pit.

Knocked out Jeremy Horn at UFC 54 to retain the Light Heavyweight Championship. This was a revenge match for Liddell, who had lost to Jeremy Horn at UFC 19.