Donald Michael "Donnie" Thornberry is an adopted dull-witted son of Marianne Thornberry and Nigel Thornberry, and brother of Debbie and Eliza Thornberry.
Relatives[]
- Michael and Lisa (parents; deceased)
- Eliza Thornberry (Adoptive younger sister)
- Shane G. (Adoptive brother in law)
- Darwin Thornberry (Adoptive pet)
- Debbie Thornberry (adoptive older sister)
- Nigel Thornberry (adoptive father)
- Marianne Thornberry (adoptive mother)
- Tyler Tucker (cousin)
Roles[]
- In Felonious Gru and Minions, Donnie Thornberry played Buckethead.