Amunugama () is a Sinhalese surname. Notable people with the surname include:
Dilum Amunugama, Sri Lankan politician Rajitha Amunugama (born 1969), Sri Lankan cricketer Sarath Amunugama, Sri Lankan academic Sarath Amunugama (born 1939), Sri Lankan politician and civil servant
See also Amunugama, Sri Lanka, a village