Boxing or noble arts, sport and martial art in which two participants of similar weight to hit each other with their fists during a series of three-minute intervals called"round".

What are the best boxers of all time? Many, unfortunately, no longer with us but leave his mark in boxing history and went to the legend. I represent a list of the best boxers in which you can see in boxing in which categories are involved, the boxing experience and performance (victory, draw, defeat) with the number of actual knockouts during his career.

10. Joe Frazier - heavyweight

career: 1965 - 1981

Effect: 32-4-1 - 27 knockouts

9. Jack Johnson - heavyweight

career: 1897 - 1928

Effect: 77-13-14 - 48 knockouts and 19 no decisions

8. Rocky Marciano - heavyweight

career: 1947 - 1956

Effect: 49-0 - 46 knockouts

7. Henry Armstrong - pen, paint and Walter

career: 1932 - 1945

Effect: 151-21-9 - 101 knock-out

6 Floyd Mayweather JR - halfeasy, paint, sweater, Walter, middleweight

career: 1996 - still plays

effect: 42-0

5. Mike Tyson - heavyweight

career: 1985 - 2005

effect: 50-6-0-2 - 44 knockouts

4. Sugar Ray Cepmard - sweater, Walter, Middle, Light heavy

Career: 1977 - 1997

effect: 36-3-1 - 25 knockouts

3. Joe Louis - heavyweight

career: 1934 - 1954

effect: 68-3 - 54 knockouts

2. Muhammed Ali - difficult category

Career: 1960 - 1981

Effect: 56-5 - 37 knockouts

1. Sugar Ray Robinson - Light Heavyweight

Career: 1940-65

Performance: 175-19-6-2 - 109 knockouts