Gennady Golovkin
Gennady Gennadyevich Golovkin (; born 8 April 1982) is a Kazakhstani professional boxer. He is a two time middleweight world champion, having held the IBF and IBO titles since 2019. He previously held the unified WBA, WBC, IBF, and I BO titles between 2014 and 2018. In his amateur career, he won a gold medal in the middleweight division at...