William David Gressly

Resident and Humanitarian Coordinator for Yemen

Development Coordination Office (DCO)

United Nations Secretary-General António Guterres has appointed on 15 February 2021 David Gressly of the United States as the United Nations Resident Coordinator in Yemen, with the host Government’s approval.  Mr. Gressly will also serve as Humanitarian Coordinator.

Mr. Gressly brings to the role more than 40 years of international experience in peacekeeping, humanitarian assistance and development, including a wealth of humanitarian leadership and extensive political and security knowledge in complex emergencies and conflict situations.  At the United Nations, he held several leadership positions, including, most recently, Deputy Special Representative of the Secretary-General for Protection and Operations with the United Nations Organization Stabilization Mission in the Democratic Republic of the Congo (MONUSCO).

He also occupied the posts of United Nations Emergency Ebola Response Coordinator, Deputy Special Representative of the Secretary-General for Stabilization and the Rule of Law as well as Humanitarian Coordinator with the United Nations Multidimensional Integrated Stabilization Mission in Mali (MINUSMA), Head of Mission for the United Nations Office in Mali (UNOM) and Regional Humanitarian Coordinator for the 2012 food crisis in the Sahel.

Before that, Mr. Gressly served the United Nations for more than 20 years, including as Regional Coordinator covering South Sudan.  He also held managerial positions in Côte d’Ivoire, Guinea, India and Nigeria within the Organization, working in the development and humanitarian fields.

He holds a Master of Business Administration in international finance.