Summer Smith of Dimension C-131 is the tritagonist of Rick and Morty. She is a member of the Smith Family and the daughter of Jerry Smith and Beth Smith/Space Beth, the older sister of Morty Smith, and the mother of Naruto Smith.

She currently acts as the older sister and the granddaughter of the Morty and Rick, respectively, from the Cronenberged Dimension and Dimension C-137. For a time, she was the only other known member of the the Smith Family to be aware of that fact.[2]