An Amateur Boxing Fan's Top 50

hello everyone! i am a 14-year old fan who is just getting into boxing. i've done a decent amount of research into it, and i've compiled my opinion list of the top 50 boxers ever, ranked. please note that a lot of this is probably not going to be very good or accurate, since i'm kinda new to this. every single boxer on my list fought before i was born lol.

anyways, without further ado:

Oliver's Terribly Inaccurate Top 50:

1. Sugar Ray Robinson
2. Muhammad Ali
3. Joe Gans
4. Willie Pep
5. Joe Louis
6. Henry Armstrong
7. Jack Dempsey
8. Ezzard Charles
9. Harry Greb
10. Jack Johnson
11. Sam Langford
12. Gene Tunney
13. Benny Leonard
14. Rocky Marciano
15. Roberto Duran
16. Archie Moore
17. George Foreman
18. Joe Frazier
19. Sugar Ray Leonard
20. Jimmy Wilde
21. Julio Cesar Chavez Sr.
22. Lennox Lewis
23. Carlos Monzon
24. Larry Holmes
25. Sonny Liston
26. Marvelous Marvin Hagler
27. Mickey Walker
28. Floyd Mayweather Jr.
29. Floyd Patterson
30. Jersey Joe Walcott
31. Sandy Saddler
32. John Sullivan
33. Evander Holyfield
34. Tony Canzoneri
35. Pernell Whitaker
36. Oscar De La Hoya
37. Manny Pacquiao
38. Jimmy McLarnin
39. Marcel Cerdan
40. Jake LaMotta
41. Thomas Hearns
42. Mike Tyson
43. Bernard Hopkins
44. Stanley Ketchel
45. Eder Jofre
46. Emile Griffith
47. Vitali Klitschko
48. Barney Ross
49. Roy Jones Jr.
50. Max Baer

what boxers did i inevitably miss? who was too low? too high? any patterns you all picked up? i will take any suggestions. good day and happy boxing to all!