Eliza Jane Olson (born February 8, 1976) is an American retired professional boxer. A former WBC female lightweight champion, she is a member of the International Women's Boxing Hall of Fame.
A professional since 2000, Olson defeated Jessica Rakoczy on 17 September 2005 to win the vacant WBC female lightweight title. Her final fight was a unanimous decision loss on 7 October 2016 against Maricela Cornejo. Olson was inducted into the International Women's Boxing Hall of Fame in 2022.
Eliza is the granddaughter of former middleweight champion, Bobo Olson.