Mary Jane "MJ" Watson is a fictional character in Sam Raimi's Spider-Man film series. Based on the character of the same name, she is portrayed by Kirsten Dunst. In the films, Mary Jane is Peter Parker's next-door neighbor, childhood crush, and primary love interest. Though Mary Jane dates several other men in the first two films, she ultimately falls in love with Peter and Spider-Man and discovers they are one and the same. Despite his strong feelings for her, Peter initially declines a relationship with her in order to keep her safe, but they eventually become a couple in the end.