The 2004 Family Circle Cup was a women's tennis tournament and the 32nd edition of the Family Circle Cup.

This WTA Tier I Event was held on outdoor clay courts at the Family Circle Tennis Center in Charleston, South Carolina, United States.

Fourth-seeded Venus Williams won the singles title.

Venus Williams defeated Conchita Martínez 2–6, 6–2, 6–1 Virginia Ruano Pascual / Paola Suárez defeated Martina Navratilova / Lisa Raymond 6–4, 6–1