Felicity Zempilas attended Methodist Ladies’ College (MLC) and then graduated with a Bachelor of Law from the University of Western Australia in 1993. Felicity commenced as a Lawyer in the criminal section of the Aboriginal Legal Service. She took up a position as a State Prosecutor with the Office of the Director of Public Prosecutions in 1996, later working as Counsel Assisting the State Coroner from 2003-2009.
On 21 September 2023, Felicity was appointed District Court Judge after serving as a Magistrate since 2009. Initially, she worked as a Magistrate in Kalgoorlie where she heard matters involving criminal, civil, family and mining law over a broad geographical area. In early 2014, she commenced as a Magistrate in Perth and took up the role of dedicated Magistrate in the Start (Mental Health) Court and Intellectual Disability Diversion program (IDDP) Court from at the beginning of 2017. Felicity was awarded a Churchill Fellowship in 2017 to study mental health courts in the United States and is currently a Trustee member of the MLC Foundation.