Tanya Mousekewitz is the secondary protagonist of the Don Bluth's animated movie, An American Tail, continuing her role in direct-to-video sequels of the same series. The big child of Papa and Mama Mousekewitz and the older sister of Fievel and Yasha, Tanya seems to follow her brother's advice and hints, rather than focusing on her own needs. She appears in the early and final events of Heroes vs. Villains War.