Background
Johnson was born in Marshfield, Oregon to Franz Oscar Johnson, a farmer, and his wife, Agnes Sandquist.
Johnson was born in Marshfield, Oregon to Franz Oscar Johnson, a farmer, and his wife, Agnes Sandquist.
After his wartime service at sea as a quartermaster, he attended the Oregon State Agricultural College from 1946 to 1948, then transferred to the University of Oregon, where he earned his Bachelor of Arts degree and was elected Phi Beta Kappa in 1951. Going on for further graduate work, he attended the Claremont Graduate School, where he earned his Doctor of Philosophy in 1956 with a thesis on "United States Naval Forces on Pacific Station, 1818–1923".
Johnson enlisted in the United States. Coast Guard in 1941 and served until 1946 on the Haida (WPG-45). From 1951-1952, he served again on active duty in the United States. Naval Reserve, rising to Petty Officer First Class. On release from active duty, Johnson went on to complete his Master of Arts degree in 1953.
Immediately on completion of his doctoral work in 1956, the University of Alabama appointed him assistant professor in the faculty of history.
He was promoted to associate professor in 1963, and to professor of history in 1967. He retired in 1993 after serving as interim chairman of the history department during a critical time of transition for the history department.
Johnson died in Tuscaloosa, Alabama on 28 January 2008.
He received numerous awards for his publications on naval history, including his book, Guardians of the Sea, which won the Theodore and Franklin D. Roosevelt Prize in Naval History from the New York Council of the Navy League of the United States, the North American Society for Oceanic History"s John Lyman Book Award for the best book in United States. naval history, and the United States. Naval Institute"s Special Award of Merit.
A member of the Democratic Party, he was also a member of the American Historical Association, Society for Nautical Research, World Ship Society, Naval Historical Foundation, and the United States Naval Institute.