Wilhelmina "Mina" Denise Whitewater is a member of the Navajo/Dine tribe. Wilhelmina left her house in Tsaile, Arizona on July 31st, 2018 with the intention of coming back. She never returned or contacted any family members. She has not been heard of since. Like many other indigenous women in the United States, Wilhelmina's case has received very little media attention.

She was last seen wearing black pants, a black and white jacket, blue/purple running shoes, and two rings. She is 5'4" and weighs 140 pounds. If you have any information regarding the 2018 disappearance of Wilhelmina Whitewater, please contact the Navajo Police Department at (928) 674-2000.