17. Amir Khan

Net Worth: $30 Million
Amir Khan is a British professional boxer from Bolton. Khan is a former light-welterweight world champion and has held the WBA title from 2009 to 2012.
He also held the WBC Silver welterweight title from 2014 to 2016. At the age of 17, Khan became the British youngest boxing Olympic medalist.
Amir Khan has built an incredible net worth throughout his career, estimated to be $30 million dollars.