Background
Dokiwari is a descendant of the Kalabari people of the Niger Delta of Rivers State, Nigeria. He is a son of the Horsfall and David-West group of houses in Buguma, in the Asaritoru Local Government Area of Rivers State. Dokiwari is the fifth of eight children raised by their mother and grandmother. As a child, he played different sports ranging from track and fields, soccer, badminton, powerlifting, to volleyball, which has been evident in his agility and strength as a boxer. Dokiwari attended Port Harcout Primary School and Akpor Grammar School Ozuoba.
Dokiwari graduated with degrees in criminal justice and advertising from the University of Nevada, Las Vegas in the summer of 2008. He is an avid reader whose reading interest include philosophy, history, English literature, law and justice, as well as religious literature.
Amateur career
Dokiwari came out of the same Nigerian amateur boxing program that produced the likes of Peter Konyegwache, David Izon, Richard Igbeneghu, Ike Ibeabuchi, and Friday Ahunanya. As a boxer Dokiwari was a late comer to the sport. He did not lace a pair of gloves until months after his 18th birthday. Within a span of five years from 1991 through 1996 Dokiwari rose from a virtually unknown in Nigerian boxing circle to become the country's foremost amateur boxing star. Dokiwari won the prestigious Eagle Belt champion of champions title consecutively between 1994 and 1995 in Lagos, Nigeria. Between 1993 through 1996 Duncan was Nigerian super heavyweight champion.
Dokiwari won the gold medal at the 1994 Commonwealth Games in Victoria, Canada. A year later he defeated the Cubans in Cuba by winning the gold medal at the Guama Cup International Boxing Championships. Also in 1995, he was proclaimed the African Boxer of the Year after winning the title at the African Games in Harare, Zimbabwe, where he knocked out all his opponents in the first round.
- Gold Medalist at the 1994 Commonwealth Games in Victoria, Australia.
- Represented Nigeria as a Super Heavyweight at the 1996 Atlanta Olympic Games.
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