Santina Marissa Ribisi (born December 17, 1974) is an American actress.
Ribisi was born in Los Angeles, California. Her mother, Gay (née Landrum), is a manager of actors and writers, and her father, Al Ribisi, is a musician. Ribisi has acted since she was nine years old. Her twin brother, Giovanni, is also an actor.
Ribisi's first major role was in the 1993 film Dazed and Confused. She wrote and acted in the film Some Girl in 1998, and has had roles in the films True Crime, The Brady Bunch Movie, Pleasantville, and Don's Plum. She has also appeared in television shows such as Felicity, Friends, Grace Under Fire and Watching Ellie, as well as the TV miniseries Tales of the City.
She married Beck Hansen in April 2004, shortly before giving birth to their son, Cosimo Henri. The couple's second child, daughter Tuesday, was born in 2007.
Like her husband, she is a Scientologist.