Annie Marks is a fictional character from the television series This Is Us. She is the daughter of Kate Pearson and Toby Damon, and her character is introduced as a young child. Annie is portrayed as a sweet and caring girl, often showcasing her close bond with her parents and her family. In the series, Annie's character development reflects the themes of love and family dynamics. Her interactions with her parents and siblings highlight the challenges and joys of growing up in a supportive environment. Annie's story contributes to the overall narrative of the show, emphasizing the importance of relationships.