Became a TV star portraying Michelle Tanner at nine months old on the series Full House , sharing the role with her fraternal twin sister Mary-Kate Olsen . The twins starred in a number of films in the '90s and also went on to run their own fashion brands.
She and Mary-Kate were born in Sherman Oaks, California to Jarnette and David Olsen.
Among the many movies she and Mary-Kate star in as young actresses are It Takes Two, Billboard Dad and Passport to Paris.
In January 2014, she began dating director Bennett Miller , who is 20 years older than her.