"Buster's aunt" is not an official name.
Buster's aunt
Gender Female
Family Buster Baxter (nephew)
Bitzi Baxter (sister or sister-in-law)
Bo Baxter (brother or brother-in-law)
Bitzi’s mother (unknown family relationship)
Bitzi’s father (unknown family relationship)
Stu (unknown family relationship, possibly husband)
Karen (daughter)
Cartoon debut "One Ornery Critter" (mentioned only)

Buster's aunt is the owner of a dog named Carrot Cake. She once had her nephew take care of her dog for some time.

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