Nikolai Valuev is a two time WBA heavyweight champion, having first won the title from what boxer who competed from 1992 to 2010, and was the first Latino boxer to win a heavyweight title?
John Ruiz John Ruiz (born January 4, 1972) is an American former professional boxer who competed from 1992 to 2010. He held the WBA heavyweight twice between 2001 and 2005, and is the first Latino boxer to win a world heavyweight title.
Miguel Cotto Miguel Ángel Cotto Vázquez (born October 29, 1980) is a Puerto Rican professional boxer. He has held the WBO light middleweight title since August 2017, and has held six world championships, being the first boxer from Puerto Rico to win world titles in four weight classes. As of September 2017, Cotto is ranked as the world's second best best active light middleweight by BoxRec, third by "The Ring" magazine, and seventh by the Transnational Boxing Rankings Board. In 2007 and 2009 he reached a peak pound for pound ranking of seventh by "The Ring".