Maureen Harding Clark (born 3 January 1946) is an Irish jurist and judge. She has been a judge at the International Criminal Tribunal for the former Yugoslavia (ICTY), the International Criminal Court (ICC), the High Court of Ireland and is a member of the Supreme Court of the Khmer Rouge Tribunal in Cambodia. She was one of the few women criminal lawyers and has extensive experience both as a criminal lawyer and as a state prosecutor in Ireland.