Alfredo Castillero Hoyos is a Panamanian political scientist, human rights activist, and professor. He was a member of the United Nations's Human Rights Committee and ran for the ombudsman office of Panama. Alfredo Castillero Hoyos graduated at the University of Warwick where he obtained a master's degree in political studied in 1993. He then went on to complete post-graduate studies in the methodology of social sciences and a doctorate in political studies, both at the University of Portsmouth in 1999.