Thiwanka Ranasinghe (born 5 September 1992) is a Sri Lankan male boxer.

[1] He has competed for Sri Lanka at the 2016 South Asian Games claiming a bronze medal in the men's 49 kg category.

Thiwanka made his Commonwealth Games debut at the 2018 Commonwealth Games representing Sri Lanka and claimed a bronze medal in the men's 46-49kg event after losing the semi-final bout to England's Galal Yafai.

[2][3][4] He also became the first male boxer from Sri Lanka since 68 years to win a Commonwealth Games medal after Albert Perera who claimed a gold medal at the 1950 Commonwealth Games.

This biographical article related to Sri Lankan boxing is a stub.