Robert Schwarz Strauss, American lawyer and diplomat, United States Ambassador to Russia (died 2014)

Robert Schwarz Strauss was an influential figure in American politics, diplomacy, and law whose service dated back to future President Lyndon Johnson's first congressional campaign in 1937. By the 1950s, he was associated in Texas politics with the faction of the Democratic Party that was led by Johnson and John Connally. He served as the Chairman of the Democratic National Committee between 1972 and 1977 and served under President Jimmy Carter as the U.S. Trade Representative and special envoy to the Middle East. He later served as the Ambassador to Russia under President George H. W. Bush. Strauss also served as the last United States Ambassador to the Soviet Union.

The ambassador of the United States of America to the Russian Federation is the ambassador extraordinary and plenipotentiary from the United States of America to the Russian Federation. Since January 30, 2023, Lynne M. Tracy is serving as the ambassador extraordinary and plenipotentiary.