Sophia Peletier is a fictional character from the comic book series The Walking Dead, created by Robert Kirkman. She is introduced as the daughter of Carol Peletier and becomes part of a group of survivors navigating a post-apocalyptic world filled with zombies. Sophia's character is known for her innocence and vulnerability, which highlights the challenges faced by children in such a harsh environment. In the series, Sophia's storyline takes a tragic turn when she goes missing, leading to a significant search by the group. Her fate becomes a pivotal moment that impacts the dynamics of the group and the development of other characters, particularly her mother, Carol.