- Source: John Giffen Weinmann
John Giffen Weinmann (August 29, 1928 – June 9, 2016) served as United States Ambassador to Finland and later as the Chief of Protocol of the United States under President George H. W. Bush. He was appointed Ambassador to Finland on October 10, 1989, and presented his credentials on November 10 of that year. His tenure in Finland concluded on August 29, 1991, after being nominated to be Chief of Protocol on July 11, 1991. He succeeded Rockwell A. Schnabel and was succeeded by John Hubert Kelly.
He served as Chief of Protocol from October 31, 1991, to January 20, 1993, succeeding Joseph Verner Reed, Jr. and being succeeded by Molly M. Raiser.
He attended Tulane University.