who is the present secretary general of uno
Secretary-General of the United Nations As of 2018, the Secretary-General is António Guterres, appointed by the General Assembly on 13 October 2016.
United States Ambassador to the United Nations The U.S. Permanent Representative, currently Nikki Haley, is charged with representing the United States on the U.N. Security Council and during almost all plenary meetings of the General Assembly, except in the rare situation in which a more senior officer of the United States (such as the U.S. Secretary of State or the President of the United States) is present. Like all United States ambassadors, he or she must be nominated by the U.S. President and confirmed by the Senate.