No, Isla Fisher & Carrie Fisher are not related. Isla Fisher was born on February 3, 1976, in Muscat, the capital of the Sultanate of Oman, to Scottish parents. The family moved to Perth, Australia, where Fisher grew up, entering acting as a child.
Isla Fisher. After appearing in Australian soaps, commercials and college musical productions, she made her American debut in Scooby Doo as Mary-Jane, Shaggy’s love interest. She later got a larger role in Wedding Crashers opposite Vince Vaughn. In 2009, she landed the starring role in the comedy Confessions of a Shopaholic.
Isla Fisher is a 42 year old Australian Actress. Born Isla Lang Fisher on 3rd February, 1976 in Muscat, Oman, she is famous for Home and Away and Wedding Crashers. in a career that spans 1993–present.