Top 15 American Boxers of All Time

Heavyweight punchers, slick defensive wizards and pound-for-pound artists span a full century of the sweet science, from black-and-white pioneers to pay-per-view kings. Who tops your list?

1

Muhammad Ali

Three-time heavyweight champion and cultural icon widely called 'The Greatest'.

1000pts

2

Joe Frazier

Smokin' Joe, the relentless heavyweight champion famed for his rivalry with Ali.

631pts

3

Willie Pep

A featherweight wizard whose footwork and defense influenced generations of fighters.

546pts

4

Henry Armstrong

The only man to hold three world titles simultaneously, ranked among the all-time greats.

546pts

5

Floyd Mayweather

Undefeated five-division world champion and the defensive virtuoso of his era.

473pts

6

Rocky Marciano

The only heavyweight champion to retire undefeated, at 49-0.

473pts

7

Jack Johnson

The first African American heavyweight champion, a trailblazer of the early 1900s.

473pts

8

Joe Louis

The Brown Bomber who reigned as heavyweight champion for a record twelve years.

387pts

9

George Foreman

Two-time heavyweight champion who won the title again at age 45.

387pts

10

Evander Holyfield

The only four-time heavyweight champion, famed for his warrior heart.

387pts

11

Sugar Ray Robinson

Welterweight and middleweight master frequently named the greatest pound-for-pound boxer ever.

284pts

12

Sugar Ray Leonard

Charismatic multi-division champion and the face of boxing's golden 1980s.

284pts

13

Jack Dempsey

The Manassa Mauler, a hard-hitting 1920s heavyweight champion and box-office sensation.

284pts

14

Marvin Hagler

Marvelous Marvin, one of the most dominant middleweight champions in history.

284pts

15

Mike Tyson

The youngest-ever heavyweight champion, a ferocious knockout artist in the 1980s.

158pts