MMA Rankings for December 2010

Heavyweight (265lb/120kg)

1. Fabricio Werdum
2. Fedor Emelianenko
3. Alistair Overeem
4. Cain Velasquez
5. Junior dos Santos
6. Josh Barnett
7. Antonio Silva
8. Roy Nelson
9. Brock Lesnar
10. Shane Carwin

Light heavyweight (205lb/93kg)

1. Mauricio Rua
2. Quinton Jackson
3. Lyoto Machida
4. Rafael Cavalcante
5. Rashad Evans
6. Dan Henderson
7. Gegard Mousasi
8. Jon Jones
9. Muhammed Lawal
10. Rich Franklin

Middleweight (185lb/84kg)

1. Anderson Silva
2. Vitor Belfort
3. Chael Sonnen
4. Ronaldo Souza
5. Yushin Okami
6. Nate Marquardt
7. Damian Maia
8. Alan Belcher
9. Hector Lombard
10. Dan Henderson

Welterweight (170lb/77kg)

1. Georges St-Pierre
2. Jon Fitch
3. BJ Penn
4. Jake Shields
5. Thiago Alves
6. Nick Diaz
7. Carlos Condit
8. Josh Koscheck
9. Paul Daley
10. Chris Lytle

Lightweight (155lb/70kg)

1. Frankie Edgar
2. BJ Penn
3. Gilbert Melendez
4. Gray Maynard
5. Shinya Aoki
6. Eddie Alvarez
7. Anthony Pettis
8. Kenny Florian
9. Takanori Gomi
10. George Sotiropoulos

Featherweight (145lb/66kg)

1. Jose Aldo
2. Marlon Sandro
3. Hatsu Hioki
4. Hiroyuki Takaya
5. Bibiano Fernandes
6. Michihiro Omigawa
7. Joe Warren
8. Josh Grisipi
9. Manny Gamburyan
10. Mike Thomas Brown