Joseph William Calzaghe, CBE (/kælˈzæɡi/ kal-ZAH-gee; born 23 March 1972) is a Welsh former professional boxer who competed from 1993 to 2008. He held world championships in two weight classes, including the unified WBA (Super), WBC, IBF, WBO, Ring magazine and lineal super-middleweight titles, and the Ring light-heavyweight title.[1]