Explore our large selection of boxing autographed collectibles and memorabilia, including signed cards, gloves, magazines, photos and more. Shop for autographs from legendary boxers of all weight classes including Muhammad Ali, Oscar De La Hoya, Roberto Duran, Joe Frazier, Larry Holmes, Evander Holyfield, Jake LaMotta, Sugar Ray Leonard, Manny Pacquiao, Floyd Patterson, Mike Tyson and more. Many of our boxing autographs are authenticated by BAS, JSA or PSA/DNA.