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?
Nikolai Valuev Nikolái Sergéyevich Valúev (Russian: Никола́й Серге́евич Валу́ев ; born 21 August 1973) is a Russian former professional boxer who competed from 1993 to 2009. He is a two-time WBA heavyweight champion, having first won the title from John Ruiz in 2005 and losing it to Ruslan Chagaev in 2007. The following year, Valuev regained the now-vacant title in a rematch against Ruiz, losing to David Haye in 2009 in his final fight.
Gilberto Serrano Gilberto Rafael Serrano (born March 19, 1970 in Caracas, Venezuela) is a former professional boxer. Serrano is most notable for having won the WBA World lightweight title during his career, which spanned from 1993 to 2004. He won the Lightweight title from Stefano Zoff in 1999 after unsuccessfully challenging Yong Soo Choi for the WBA World super featherweight title in 1998. He retained the title in his first defence after stopping Hiroyuki Sakamoto in the fifth round. However, in his next fight he lost his title to Takanori Hatakeyama via an eighth round knockout. Serrano fought for a final time on November 15, 2004, beating Luis Cardozo by a unanimous decision.