Dallas Goldtooth (Mdewakanton Dakota/Diné, born May 3, 1983[1]) is a Native American (Sioux) environmental activist and performing artist.

He is an enrolled member of the Lower Sioux Indian Community and a descendant of the Navajo people.

His stepfather was Galen Drapeau Sr., Ihanktonwan Dakota, a medicine man and Vietnam veteran.

He was a water protector during the Dakota Access Pipeline protests at Standing Rock Indian Reservation.

Goldtooth's acting credits include Reservation Dogs, Rutherford Falls, Ghosts, Hailey's On It!,[4][5][6][7] and Fallout.