Louise Barnes (born 26 April 1974) is a South African actress. She gained recognition in South Africa for various roles in locally produced films and television series. She is best known for her role in the 2009 South African/UK horror film, Surviving Evil, in which she starred alongside Billy Zane, Christina Cole and Natalie Mendoza. She also played Miranda Barlow in the 2014 American television series Black Sails, produced by Michael Bay and Jonathan E. Steinberg.