Tatewin Means is from the Sisseton Wahpeton Dakota, Oglala Lakota and Inhanktonwan nations. She grew up in her Oglala homelands where her father is from. An advocate for human rights, survivors, children, and families, she served as Attorney General for the Oglala Sioux Tribe from 2012-2017. In 2018, Tatewin sought the democratic nomination for South Dakota Attorney General—the first Indigenous woman to seek the office of a state attorney general in the US.
Tatewin is the Executive Director of Thunder Valley Community Development Corporation, an Indigenous organization in the Pine Ridge Reservation, seeking liberation for Lakota people through language, lifeways, and spirituality. Tatewin served as a German Marshall Fund Marshall Memorial Fellow in 2015 and is a 2020 fellow in the Ambassadors for Health Equity fellowship program. She holds a BS in environmental engineering, MA in Lakota Leadership & Management and JD with a concentration in Human Rights law.