Alexandra "Ra" or "Lexie" Dreyfus (born April 7, 1986) is an American director, photographer, writer, actress, singer, and video blogger. She is best known for her work photographing celebrities, portraying Sarah Genatiempo in the Internet series lonelygirl15 and its spinoff LG15: The Resistance.
Alexandra Dreyfus was born in Los Angeles, California. As a young adult she appeared in soap operas, commercials and on Barbie boxes, as the face of Mattel. She attended UCSB to study psychology, but in 2005, Alexandra moved to Germany, where she trained under a Vogue photographer.