Mary Kate Olsen Home Famous People Mary Kate Olsen Full Name: Mary Kate Olsen Nationality: American Profession: Twin Actress Why Famous: Full House, The Wackness Born: June 13, 1986 (31 years old) Star Sign: Gemini Birthplace: Sherman Oaks, California, USA Share On Facebook Share On Twitter Famous Actresses Angela Lansbury Carrie Fisher Jane Wyatt Kate Mara Sally Field Salma Hayek