"Form of Cheyenne"
The name Sheyenne is commonly a female name from the "Native American" origin.
Sheyenne is a spelling variant of Cheyenne, the name of the Native American people of the Great Plains. A river in North Dakota also carries the name. The S spelling begins appearing in United States birth records in 1977, when the Cheyenne spelling was already in use.
Cheyenne means "An Algonquian tribe of the Great Plains. Capital city of Wyoming.".
The pronunciation of Sheyenne is shy-EN.