Sienna Tso

Sienna Tso is a Diné filmmaker, screenwriter, and actor from Tucson, Arizona. She graduated with her BA from the University of Southern California School of Cinematic Arts. Sienna has been awarded several prestigious scholarships including the Navajo Nation Chief Manuelito, American Indian Fund, and USC's Presidential Merit Scholarship. After graduating Sienna worked in the production offices of several film and TV projects including Venom II, Insecure, A24's The Sky is Everywhere, and The Late Late Show with James Cordon. She was also the assistant to writer/producer of A Black Lady Sketch Show, Lauren Ashley Smith. She is an alumna of the 2021 Native American Media Alliance Writers Seminar where she wrote her first pilot. Sienna also enjoys acting in theater. Her latest work was for a workshop of the new play The Other Children of the Sun by Rhianna Yazzie at the Kennedy Center. Sienna has also co-directed, produced, and written three commercials for Visit California this year. She is excited to film the next one soon