Pygmy, in anthropology, member of any human group whose adult males grow to less than 59 inches (150 cm) in average height. … The best-known Pygmy groups and those to whom the term is most commonly applied are the Pygmies of tropical Africa; elsewhere in Africa some of the San (Bushmen) of the Kalahari are of Pygmy size.

People of the Rain forest

https://rainforests.mongabay.com/07-rainforest-people.html

https://www.survivalinternational.org/uncontactedtribes

There are more than one hundred uncontacted tribes around the world

Un contacted tribes are not backward and primitive relics of a remote past. They are our contemporaries and a vitally important part of humankind’s diversity. Where their rights are respected, they continue to thrive.

Genocide

Whole populations of uncontacted tribes are being wiped out by genocidal violence from outsiders who steal their land and resources, and by diseases like flu and measles to which they have no resistance.

https://www.survivalinternational.org/about/forcedcontact