Here's my list of who I think are the top 10 P4P fighters of all-time:

1. Sugar Ray Robinson
2. Henry Armstrong
3. Muhammad Ali
4. Harry Greb
5. Joe Louis
6. Willie Pep
7. Benny Leonard
8. Jack Johnson
9. Sam Langford
10. Sugar Ray Leonard

Comments or opinions?

Here's my list of who I think are the top 10 P4P fighters of all-time:

1. Sugar Ray Robinson
2. Henry Armstrong
3. Muhammad Ali
4. Harry Greb
5. Joe Louis
6. Willie Pep
7. Benny Leonard
8. Jack Johnson
9. Sam Langford
10. Sugar Ray Leonard

Comments or opinions?

Lists are always arguable. With yours I may take exception to Johnson and Ray Leonard being so high. That is only my opinion though. Otherwise a pretty solid list even if I might juggle a few names myself.