Lester Ellis (born 15 March 1965) is a British-born Australian former professional boxer. He is one-time world champion and four-times minor titles winner, having also held the Australian and Commonwealth (twice) titles.

At the age of 19, In 1985, Ellis fought and beat then-reigning IBF, super featherweight champion Hwan-Kil Yuh over fifteen rounds. In 1993 he won the vacant World Boxing Federation (WBF) welterweight title against Rocky Berg. Ellis faced and defeated Al Coquille in 1994 for the vacant IBO light welterweight title. Ellis went on to win another two IBO world titles, both in different weight divisions. One in 1995 against Amado Cabato at lightweight and Cabato at lightweight and another at light middleweight against Eric Alexander.