Rithy (, ) is a Khmer name meaning "strength". It can be used as a given name or a surname. Notable people with the name include:
Given name Chan Rithy (born 1983), Cambodian footballer Chhoen Rithy (born 1965), Cambodian artist Sok Rithy (born 1990), Cambodian footballer
Surname Hab Rithy (born 1991), English teacher Rithy Panh (born 1964), Cambodian filmmaker