Duminda is a given name. Notable people with the name include:
Duminda Dassanayake (born 1988), Sri Lankan cricketer Duminda Dissanayake (born 1979), Sri Lankan politician Duminda Perera (born 1979), Sri Lankan cricketer Duminda Silva (born 1974), Sri Lankan politician Duminda Wickramasinghe (born 1968), Sri Lankan cricketer Duminda Wijesekera, Sri Lankan computer scientist