UFC 141: Lesnar vs. Overeem is an upcoming mixed martial arts event to be held by the Ultimate Fighting Championship on December 30, 2011, at the MGM Grand Garden Arena in Las Vegas, Nevada.
Main card
- Heavyweight bout: Brock Lesnar vs. Alistair Overeem
- Lightweight bout: Nate Diaz vs. Donald Cerrone
- Welterweight bout: Jon Fitch vs. Johny Hendricks
- Light Heavyweight bout: Vladimir Matyushenko vs. Alexander Gustafsson
- Featherweight bout: Nam Phan vs. Jimy Hettes
Preliminary card (televised)
- Featherweight bout: Ross Pearson vs. Junior Assunção
- Lightweight bout: Anthony Njokuani vs. States Danny Castillo
Preliminary card (Facebook)
- Welterweight bout: Dong Hyun Kim vs. Sean Pierson
- Lightweight bout: Jacob Volkmann vs. Efrain Escudero
- Welterweight bout: Matt Riddle vs. Luis Ramos
- Featherweight bout: Manvel Gamburyan vs. Diego Nunes
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