Deborah Parker (born 1970), also known by her native name cicayalc̓aʔ (sometimes spelled Tsi-Cy-Altsa or tsicyaltsa), is an activist and indigenous leader in the United States. A member of the Tulalip Tribes of Washington, she served as its vice-chairwoman from 2012 to 2015 and is, as of July 2018, a board member for Our Revolution and the National Indigenous Women's Resource Center. She is also a co-founder of Indigenous Women Rise.