Heavyweight Rankings - September 2011
- Cain Velasquez (UFC)
- Alistair Overeem (Strikeforce)
- Junior Dos Santos (UFC)
- Antonio Silva (Strikeforce)
- Brock Lesnar (UFC)
- Fabricio Werdum (Strikeforce)
- Josh Barnett (Strikeforce)
- Fedor Emelianenko (M-1)
- Antonio Rodrigo Nogueira (UFC)
- Sergei Kharitonov (Strikeforce)
- Frank Mir (UFC)
- Shane Carwin (UFC)
- Brendan Schaub (UFC)
- Cole Konrad (Bellator)
- Daniel Cormier (Strikeforce)