Left to Right:

Charmaine White Face, Oglala Tituwan; Margaret Zephier, Ihanktowan; Maryjane Tiokasin, Hunkpapa Tituwan; Imogene Taken Alive, Hunkpapa Tituwan; Delores Taken Alive, Hunkpapa Tituwan; Ardyce Taken Alive, Hunkpapa Tituwan 

All are members of the Oceti Sakowin (Great Sioux Nation)

Tituwan (speak the Lakota dialect)  - a sub nation of the Oceti Sakowin

Inhanktowan (speak the Nakota dialect) - a sub nation of the Oceti Sakowin

Stella Pretty Sounding Flute was also a Kahtela.