Mirrah Foulkes is an Australian director, screenwriter, and film and television actress. She was raised on the Sunshine Coast in South East Queensland, Australia. She has appeared in films such as Animal Kingdom (2010), Sleeping Beauty (2011), and in the Australian anthology film The Turning (2013).

In Australia, Foulkes played the role of Jo Mathieson on the long-running Australian TV series All Saints. She appeared in every 2009 episode before the series' cancellation in October 2009. In 2013, she played Simone in Top of the Lake, a mystery drama television mini-series.