Dmitry Mariyasin was appointed Deputy Executive Secretary of the UN Economic Commission for Europe on 1 March 2021.

Prior to joining UNECE, Mr. Mariyasin was the Resident Representative of the United Nations Development Programme (UNDP) in Armenia (since December 2018, after being Deputy Resident Representative in 2017-2018) leading a team of 120 people. From 2011 till 2016 he was the Regional Partnership Advisor and Team Leader in the UNDP’s Bureau for External Relations and Advocacy covering the Europe and the CIS region, based in Istanbul. In this function, he led a team of 20 that supported UNDP’s partnerships with new development donors and partners in the region, including strategic partnerships with Czech Republic, Kazakhstan, Romania, Russia and Slovak Republic.

Earlier, Mr. Mariyasin had worked in the UNDP Regional Support Center in Bratislava, Slovakia (2011-2014), the Regional Bureau for Europe and the CIS at UNDP headquarters in New York (2008-2011); and in the UNDP Country Office in Moscow, Russia (2002-2008).

Mr. Mariyasin holds a PHD in Economics from the Moscow State University, a Masters in Public Administration degree from New York University (Robert F. Wagner Graduate School of Public Service), as well as a degree in public administration from the Moscow State University and in international economics from the Russian Foreign Trade Academy.

Mr. Mariyasin is a national of Russian Federation, is married and has two sons and one daughter.