Inuit
The native language of a people is called their mother tongue or first language.
Native peoples can be called indigenous.
A native of Cardiff is called a Cardiffian
There are no indigenous or native people in Antarctica.
The nationality for people native to Portugal is Portuguese.
panamenos
Salopian
Inuit
Belarusians.
The native people of northern North America and Greenland are called Inuit.
The Shona people are the native Bantu speaking people of South Africa.
The population of Native Americans in Australia is quite small. However, they would still be called Native Americans. The indigenous people of Australia are called Aborigines.