Question: what is doc mcstuffins brothers name?
Answer: Donny McStuffins (voiced by Jaden Betts in Season 1-2 and Andre Robinson in Season 3-present) – Doc's four-year-old brother who usually spends most of his time playing with his toy cars and his friends. He owns the toy knight action figure named Sir Kirby, who appears in the episodes Knight Time and The Dark Knight.