Mary Kate and Ashley Olsen

MaryKate Olsen and Ashley Olsen , also known as the Olsen Twins collectively, are American actresses and fashion designers. The fraternal twins made their acting debut as infants playing Michelle Tanner on the television series Full House. At the age of six, MaryKate and Ashley began starring together in TV, film, and video projects, which continued to their teenage years. Through their company Dualstar, the Olsens joined the ranks of the wealthiest women in the entertainment industry at a young age.

The twins were born in Sherman Oaks, California to David Dave Olsen and Jarnette Jarnie . Despite being very similar in appearance, they are not identical, but sororal twins. They have an elder brother, Trent, and a younger sister, actress Elizabeth, as well as a halfsister, Courtney Taylor, and a halfbrother, Jake. The twins parents divorced in 1995 Taylor and Jake are from their fathers second marriage to McKenzie. The Olsen twins have English and Norwegian ancestry.

Source: Wikipedia