John David Jackson (boxer) John David Jackson (boxer) John David Jackson (born May 17, 1963) is an American former professional boxer who competed from 1984 to 1999, and has since worked as a boxing trainer. He is a two-weight world champion, having held the WBO junior middleweight title twice between 1988 and 1993, and the WBA middleweight title from 1993 to 1994. Jackson turned professional in 1984 and won his first 20 fights. He won the inaugural WBO junior middleweight title in 1988 with a win over Lupe Aquino. He defended the title six times before moving up to middleweight in 1993 to take
Chris John (boxer) boxer, John is also a member of the national wushu team. His successful achievements as a wushu athlete include: Chris John (boxer) Yohannes Christian "Chris" John (born 14 September 1979) is an Indonesian former professional boxer and world champion, who competed from 1998 to 2013. He held the WBA (Super) featherweight title from 2004 to 2013, with his near decade-long reign being the second longest in the division's history (after Johnny Kilbane) and his eighteen successful title defenses the second most at featherweight (after Eusebio Pedroza). John is the fourth Indonesian boxer to win a world title, following Ellyas Pical,