Christoffel Hendrik Heyns (10 January 1959 – 28 March 2021) was a Professor of Human Rights Law, Director of the Institute for International and Comparative Law in Africa at the University of Pretoria and a member of the United Nations Human Rights Committee. He served as United Nations Special Rapporteur on extrajudicial, summary or arbitrary executions from 2010 to 2016. Heyns was a visiting professor at American University Washington College of Law's Academy on Human Rights and Humanitarian Law (2006–2012).