The Great Plains People are a group of Native American tribes that lived in the Great Plains region of North America. Two of the most well-known tribes are the Otoe and the Cheyenne. The Otoe were a tribe of Native Americans who lived in the Great Plains region of the United States. They were known for their hunting and fishing skills, as well as their ability to adapt to their environment. The Cheyenne were a tribe of Native Americans who lived in the Great Plains region of the United States. They were known for their strong sense of community and their spiritual beliefs.