Ehyophsta (Cheyenne for "Yellow-Haired Woman") was a Cheyenne woman. She was the daughter of Stands-in-the-Timber who died in 1849, and she was the niece of Bad Faced Bull. She fought in the Battle of Beecher Island in 1868, and also fought the Shoshone that same year, where she counted coup against one enemy and killed another. She fought the Shoshone again in 1869. She was also a member of a secret society composed exclusively of Cheyenne women. She died in 1915.
- Salmonson, Jessica Amanda.(1991) The Encyclopedia of Amazons. Paragon House. Page 78. ISBN 1-55778-420-5
- Reader's Digest "Through Indian Eyes"