List of ambassadors of the United States to the United Nations

The United States Ambassador to the United Nations is the leader of the delegation of the United States, the U.S. Mission to the United Nations. Its incumbent is Linda Thomas-Greenfield since February 25, 2021.
Ambassadors that served in political positions include Adlai Stevenson, George H.W. Bush, Jeane Kirkpatrick, Madeleine Albright, John R. Bolton, Susan Rice and Nikki Haley.
United States Ambassadors to the United Nations.
The following is a chronological list of those who have held the office: