James Southworth Parker (June 3, 1867 – December 19, 1933) was a United States Representative from New York.

[1] Born in Great Barrington, Berkshire County, Massachusetts, he attended the public schools and was graduated from Cornell University[1] in 1887.

[1] Parker was elected as a Republican to the Sixty-third and to the ten succeeding Congresses, holding office from March 4, 1913, until his death on December 19, 1933.

While in the House, he was Chairman of the Committee on Interstate and Foreign Commerce during the Sixty-ninth through Seventy-first Congresses.

He and Senator Charles McNary of Oregon introduced a bill in 1930 to give mail contract subsidies for transoceanic trip to American dirigibles.