Azziman started out by studying law in Rabat and Paris, going on to obtain his PhD in law at the
University of Nice Sophia Antipolis. Since 1972 he has been Professor at the Faculty of Law at the
Mohammed V University in
Rabat. Between 1993 and 1995 he was Minister Delegate to the Prime Minister for Human Rights in the
Lamrani and
Filali governments. He was appointed Minister of Justice between 1997 and 2002 in the Filali and
Youssoufi governments. In April 1998, Azziman launched a highly publicized investigation of some 60 magistrates accused of corruption and sent their cases for review to the Conseil Supérieur de la Magistrature (Higher Judicial Council, or HJC). Since 1996 he has been in charge of the UNESCO Chair for teaching, training and research in the field of human rights at the Mohammed V University. He has also served as advisor and expert to various governmental, non-governmental and international organisations. He is a founding member of several human rights NGOs, including the Moroccan Organization for Human Rights (Organisation marocaine des droits humains - OMDH), of which he was the founding president. He has represented Morocco at the annual sessions of the
United Nations Commission on International Trade Law (UNCITRAL). He is a member of the Academy of the Kingdom of Morocco since 1996 and since 1997 has been Deputy President of the Hassan II Foundation for Moroccans resident abroad since 1997. On 10 December 2002, he was appointed Chairman of the Advisory Council on Human Rights by King Mohammed VI. On 22 November 2004, the King appointed him Ambassador to Spain. In March 2007, he was named an honorary member of the Carlos III Foundation in recognition of his contribution to the agreement between Morocco and Spain. On 3 January 2010, the King appointed him Chairman of the Advisory Committee on
Regionalization (CCR). On 20 August 2013 he was appointed President-Delegate of the
Higher Council for Education by the King on the occasion of 60th anniversary of the "Revolution of the King and the People". {{cite web|title= HM The King Appoints Professor Omar Azziman President-Delegate Of Higher Council For Education {{cite web|title= King of Morocco Prioritizes Education Reform {{cite web|title= Brief biographic note of Mr. Omar AZZIMAN == Books ==