Ren Cancan is a female Chinese boxer who has won three world championships, she lost in both of her Olympic Games, to which double-champion British professional boxer?
Nicola Adams Nicola Adams {'1': ", '2': ", '3': ", '4': "} (born 26 October 1982) is a British professional boxer. The first woman to win an Olympic boxing title, she is the 2012 and 2016 Olympic gold medallist in the women's flyweight division. As of 27 May 2016 she is the reigning Olympic, World, Commonwealth Games and European Games champion at flyweight.
Jane Couch Jane Couch, {'1': ", '2': ", '3': ", '4': "} (born 14 August 1968) is a British former professional boxer who competed from 1994 to 2007. She became the first officially licensed British female boxer in 1998, and won numerous world titles. Couch has since become a boxing promoter.