John Finley Baldwin Jr. (June 28, 1915 – March 9, 1966) was a U.S. Representative from California.
Born in Oakland, California, Baldwin graduated from San Ramon Valley Union High School in Danville, California, and from the University of California at Berkeley in 1935, majoring in accounting and finance. He served as assistant manager of South-Western Publishing Co., of San Francisco from 1936 to 1941. Enlisted as a private in the United States Army in April 1941. He served as director of training, Army Finance School, in 1943 and 1944. Chief of Foreign Fiscal Affairs Branch, Office of Fiscal Director, War Department, in 1945, and executive officer, Office of Fiscal Director, Mediterranean Theater, in 1946. He was discharged as a lieutenant colonel in October 1946. Decorated by Italian Government for work in the devaluation of the lira currency in 1946. He graduated from the University of California Boalt Hall School of Law in Berkeley in 1949. He was admitted to the bar in 1950 and commenced the practice of law in Martinez, California.
Baldwin was elected as a Republican to the Eighty-fourth and to the five succeeding Congresses, serving from January 3, 1955, until his death in Washington, D.C., on March 9, 1966. He was interred in Oakmont Memorial Park, Pleasant Hill, California.
John F. Baldwin Elementary School, in Danville, was named after him. John F. Baldwin Park in Concord was also established to honor him.