Boxing aficionados at Inside Score have crunched the numbers and done the research and come up with this list of the top Pound for Pound fighters in all of boxing. Check back often as the list is updated regularly.

1. Manny Pacquiao

2. Juan Manuel Marquez

3. Bernard Hopkins

4. Israel Vazquez

5. Shane Mosley

6. Rafael Marquez

7. Ivan Calderon

8. Ricky Hatton

9. Celestino Caballero

10. Vic Darchinyan

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