James Joseph Rowley (October 14, 1908 – November 1, 1992) was the head of the United States Secret Service between 1961 and 1973,[1] under Presidents Kennedy, Johnson, and Nixon.

[2] Rowley began working for the Secret Service in 1938 during the days of Franklin D. Roosevelt's administration, after first joining the FBI in 1936.

On June 18, 1964, Rowley provided testimony to the Warren Commission investigating the assassination of John F.

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