Olsen, Mary-Kate and Ashley Fuller (1986– )

US twin actors who established a multimedia empire before reaching adolescence. They first appeared on television in 1987 when they shared a role in the hit TV series Full House (1987–95). The twins went on to record albums and star in their own videos. After several made-for-TV movies they made their feature film debut in It Takes Two (1995). They went on to star in the teenage adventure comedy New York Minute (2004). Their empire also includes a book series, bi-monthly magazine, and clothing line sold in Wal-Mart. The twins became the USA's youngest-ever self-made millionaires by the time they were ten.

Other TV series include Two of a Kind (1998) and So Little Time (2001). Their made-for-TV movies include To Grandmother's House We Go (1992), Double, Double, Toil and Trouble (1993), and How the West Was Fun (1994). Their video series include The Adventures of Mary-Kate and Ashley and You're Invited to Mary-Kate and Ashley's. They formed Dualstar Productions in 1993, becoming the youngest-ever producers at the age of six.

They were born in Sherman Oaks, Los Angeles, California. The twins both enrolled in New York University in 2004.