Stephanie Vanessa Fantauzzi (born March 17, 1987) is an American television and film actress, model and singer. Fantauzzi is best known for her role of Estefania in Showtime’s Shameless.

Stephanie Brown may refer to:

Stephanie Chambers (born 9 March 1971) is an English actress, born in Birmingham, Warwickshire. She is known for playing Gabby Parr in the British soap Brookside, but has also appeared in New Tricks, Doctors, Emmerdale and the American horror film Seed of Chucky. Chambers trained at the Academy of Live and Recorded Arts in London.