Daniel Patrick Moynihan, American sociologist and politician, 12th United States Ambassador to the United Nations (born 1927)

Daniel Patrick Moynihan was an American politician, diplomat and social scientist. A member of the Democratic Party, he represented New York in the United States Senate from 1977 until 2001 after serving as an adviser to President Richard Nixon, and as the United States' ambassador to India and to the United Nations.

The United States ambassador to the United Nations is the leader of the U.S. delegation, the U.S. Mission to the United Nations. The position is formally known as the permanent representative of the United States of America to the United Nations, with the rank and status of ambassador extraordinary and plenipotentiary, and representative of the United States of America in the United Nations Security Council.