Dhanushka is both a given name and a surname. Notable people with the name include:

Dhanushka Dharmasiri (born 1992), Sri Lankan cricketer Dhanushka Ranasinghe (born 1992), Sri Lankan cricketer Heshan Dhanushka (born 1998), Sri Lankan cricketer Koshan Dhanushka (born 1993), Sri Lankan cricketer