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Mary-Kate Olsen Biography

Birth Place:
Sherman Oaks, California, United States
Actor, producer

Fast Facts

  • Born on Friday the 13th, two minutes after her fraternal twin, Ashley
  • Stands an inch shorter than her twin sister
  • Took turns with Ashley playing Michelle Tanner on ABC sitcom Full House because of child-labor laws, and the two appeared together onscreen only four times during the series
  • Collaborated with Ashley on a 1992 children's pop album titled Brother for Sale
  • Formed production company Dualstar in association with ABC in 1993; in 2004, the company signed a multi-million-dollar, 10-year deal with Warner Home Video
  • The magazine Mary-Kate and Ashley debuted in 2001; the sisters launched a clothing line for Wal-Mart the same year
  • Received a shared star with Ashley on Hollywood's Walk of Fame in April 2004
  • Feature appearances not co-starring her twin sister include The Wackness (2008) and Beastly (2010)


  • James Trent Olsen -- Brother
  • Nate Lowman -- Ex-significant Other
  • David Olsen -- Father
  • Jake -- Half Brother
  • Taylor -- Half Sister
  • Olivier Sarkozy -- Husband
  • Jarnette Fuller Olsen -- Mother
  • Mackenzie Olsen -- Stepmother