Sarah Mitchell (née Johnston) (born 10 May 1982) is an Australian politician. She has been a The Nationals member of the New South Wales Legislative Council since March 2011.Mitchell was born in Gunnedah, and moved to Grafton as a child. She moved back to Gunnedah while in high school, graduating from Gunnedah High School in 1999. She moved to Sydney in 2001, and studied politics and international relations at the University of New South Wales.