Franklin S. Forsberg was born i Salt Lake City, Utah, to parents of Swedish heritage. He received his B.A. from the University of Utah in 1930 and hit M.B.A. from New York University in 1931. In 1942 he joined the United States Army, where he rose to the rank of rank of colonel where he helped start the publications Yank and Stars and Stripes. After a career as publisher, Forsberg was appointed U.S. ambassador to Sweden in 1981, a position he served in until 1985.
Forsberg was appointed "The Swedish-American of 1986" by the Vasa Order of America.
Forsberg knew some Swedish but did not speak the language.