Kit Keller is a fictional character from the movie "A League of Their Own," which was released in 1992. She is portrayed by actress Lori Petty and is known for her competitive spirit and determination to succeed in women's baseball during World War II. Kit plays for the Rockford Peaches, a team in the All-American Girls Professional Baseball League. In the film, Kit is the younger sister of Dottie Hinson, played by Geena Davis. Their sibling rivalry is a central theme, as Kit often feels overshadowed by Dottie's talent and leadership. Throughout the story, Kit's character evolves, showcasing her growth as a player and her journey toward self-acceptance.