Seymour Weiss (May 15, 1925 – September 23, 1992) was a United States diplomat and a high-ranking official at the United States Department of State.
Seymour Weiss was born in Chicago in 1925. He served in the United States Navy during World War II, achieving the rank of Lieutenant. After the war, he attended the University of Pennsylvania, and then received a Master of International Affairs degree from the University of Chicago.
Weiss then spent five years working in the Office of Management and Budget and the United States Agency for International Development. Weiss then joined the United States Foreign Service].
From 1968 to 1969, Weiss headed the State Department's Office of Strategic Research and Intelligence. He spent 1972-73 as deputy director of the Policy Planning Staff.
In 1973, President of the United States Richard Nixon nominated Weiss as Director of the Bureau of Politico-Military Affairs; he held this office from August 6, 1973 until January 17, 1974.
President Gerald Ford appointed Weiss United States Ambassador to the Bahamas in 1974, and Weiss held this post, his last, from September 11, 1974 until December 15, 1976.