UFC 134: Silva vs. Okami
UFC 134 is a mixed martial arts event held by the Ultimate Fighting Championship on August 27, 2011 at the HSBC Arena in Rio de Janeiro, Brazil.
On May 11, 2011, UFC officials announced that Maiquel Jose Falcao Goncalves had been released from the organization and pulled from UFC 134 due to ongoing legal issues.
On July 6, 2011, UFC officials announced that Dan Miller had replaced Alexandre Ferreira in a bout against Rousimar Palhares. While it was initially assumed that Ferreira had been injured, on July 12, 2011, Sherdog first reported that he had actually been released from the UFC.
On August 4, 2011, UFC officials announced that Mike Swick had been forced off of the card due to an undisclosed injury. On August 22, 2011 UFC officials announced that Luis Ramos had been tabbed to replace Swick.
 Announced Fight Card
 Main Card
- Middleweight Championship: Anderson Silva (c) vs. Yushin Okami
- Light Heavyweight bout: Forrest Griffin vs. Mauricio Rua
- Lightweight bout: Edson Barboza vs. Ross Pearson
- Heavyweight bout: Antonio Rodrigo Nogueira vs. Brendan Schaub
- Light Heavyweight bout: Luiz Cane vs. Stanislav Nedkov
 Spike TV
- Lightweight bout: Spencer Fisher vs. Thiago Tavares
- Middleweight bout: Dan Miller vs. Rousimar Palhares
 Preliminary Card
- Welterweight bout: Erick Silva vs. Luis Ramos
- Bantamweight bout: Yves Jabouin vs. Ian Loveland
- Welterweight bout: David Mitchell vs. Paulo Thiago
- Featherweight bout: Iuri Alcantara vs. Felipe Arantes
- Featherweight bout: Raphael Assuncao vs. Johnny Eduardo
|Middleweight (185 lbs.)||Anderson Silva||Yushin Okami||TKO (Punches)||2||2:04||Silva defended UFC Middleweight Championship|
|Light Heavyweight (205 lbs.)||Mauricio Rua||Forrest Griffin||KO (Punches)||1||1:53|
|Lightweight (155 lbs.)||Edson Barboza||Ross Pearson||Decision (Split)||3||5:00||Won Fight of the Night Honors|
|Heavyweight (265 lbs.)||Antonio Rodrigo Nogueira||Brendan Schaub||KO (Punches)||1||3:09||Nogueira won Knockout of the Night Honors|
|Light Heavyweight (205 lbs.)||Stanislav Nedkov||Luiz Cane||TKO (Punches)||1||4:13|
|Bantamweight (135 lbs.)||Yves Jabouin||Ian Loveland||Decision (Split)||3||5:00|
|Feattherweight (145 lbs.)||Iuri Alcantara||Felipe Arantes||Decision (Unanimous)||3||5:00|
|Welterweight (170 lbs.)||Erick Silva||Luis Ramos||TKO (Punches)||1||0:40|
|Featherweight (145 lbs.)||Raphael Assuncao||Johnny Eduardo||Decision (Unanimous)||3||5:00|
|Welterweight (170 lbs.)||Paulo Thiago||David Mitchell||Decision (Unanimous)||3||5:00|
|Middleweight (185 lbs.)||Rousimar Palhares||Dan Miller||Decision (Unanimous)||3||5:00|
|Lightweight (155 lbs.)||Thiago Tavares||Spencer Fisher||TKO (Punches)||2||2:51|