Tatiana Gabrielle Hobson, known professionally as Tati Gabrielle, is an American actress. She is known for her roles as Gaia on The CW science fiction television series The 100, Prudence Blackwood formerly known as Prudence Knight on the Netflix original series Chilling Adventures of Sabrina, Marienne Bellamy on the Netflix original series You, and for providing the voice of Willow Park on the Disney animated series The Owl House.