Olsen began her career at the age of nine months old when she and Mary-Kate were hired to share the role of Michelle Tanner on the popular television series Full House in 1987.
In 2004, both Ashley and Mary-Kate Olsen became co-presidents of their company Dualstar (created in 1993 following the success of Full House), the brand currently selling in over 3,000 stores in America and 5,300 stores worldwide.