Obisia Nwankpa (born 9 October 1954 in Lagos) is a Nigerian professional light/light welterweight boxer of the 1970s, 1980s and 1990s who won Nigerian lightweight title, African Boxing Union light welterweight title, and Commonwealth lightweight title, and was a challenger for World Boxing Council (WBC) light welterweight title against Saoul Mamby, his professional fighting weight varied from 135 lb (61 kg; 9 st 9 lb), i.e.
lightweight to 139 1/4 lb (63.2 kg; 9 st 13.3 lb), i.e.
light welterweight.At the 1973 All-Africa Games in Lagos, Nwankpa participated in the light-welterweight competition.
He won the gold medal, defeating Issake Dabore of Niger in the final.
He also won the gold medal in the light-welterweight category at the 1974 British Commonwealth Games, defeating Anthony Martey of Ghana in the final.