James Patrick McGranery was born in Philadelphia, Pennsylvania, on July 8, 1895. He served in World War I as an observation pilot with the Air Force. He graduated from Temple University Law School in 1928, and was admitted to the bar that same year. McGranery was appointed chairman of the Registration Commission by Governor Earle for the city of Philadelphia in 1935. He was a Member of the House of Representatives serving in the 75th through 78th Congresses. In November 1943, he was appointed assistant to the Attorney General and was responsible for supervising the Federal Bureau of Investigation, Immigration and Naturalization Service, Bureau of Prisons, and various divisions. Then he served as United States Federal Court judge for the Eastern District of Pennsylvania. In 1946 he was awarded the Medal of Merit by President Truman. On May 27, 1952, President Truman appointed McGranery Attorney General of the United States. He served in that capacity until January 20, 1953. He died on December 23, 1962.