The Sambia people (also known as the Simbari Anga) are a tribe of mountain-dwelling, hunting and horticultural people who inhabit the fringes of the Eastern Highlands Province of Papua New Guinea. The Sambia people speak Simbari which is a Trans-New Guinea language belonging to the Angan branch.

They are generally known by cultural anthropologists for their acts of "ritualized homosexuality" and semen ingestion practices with pubescent boys. It is deemed as ritualistic homosexuality by western standards, whereas for the Sambian people this a ritual and a tradition that has gone on for many years.