"Thora's mother" is not an official name.
Thora's mother

Arthur's Great Grandmother

Thora's Mother Young Woman

Gender Female
Animal Aardvark
Hair color Brown (younger),
Gray (current)
Family *Thora's father (Husband; Deceased)

Cartoon debut "Arthur's Cousin Catastrophe"
Voiced by Sonja Ball (young woman)

Thora's mother[1] is the wife of Thora's father and the mother of Thora and her three brothers. She is also the grandmother of David and his siblings; and the great-grandmother of Arthur, D.W., Kate, and their cousins.


Past life

In "Clarissa is Cracked," she is shown as a young mother from Thora's childhood.

Current life

In "Arthur's Cousin Catastrophe," she is shown as a present elderly woman at the family reunion, and later wins the egg and spoon race.



Postcards from Buster



  1. "Mother..."Thora Read to Thora's mother, "Arthur's Cousin Catastrophe"

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