Thaddeus Horatius Caraway (born October 17, 1871) was a Democratic United States Senator from Arkansas who served in the Senate from April 7, 1913, until December 31, 1931. Representing the state of Arkansas, he held the office of senator for six terms, reflecting a long and sustained tenure in national politics. A historical member of Congress, he is identified in congressional records under the bioguide ID C000139.

Caraway’s nearly eighteen-year service in the Senate placed him among the notable Democratic legislators of his era. Serving continuously from 1913 to 1931, he participated in the federal legislative process during a period of significant national change, representing Arkansas’s interests in the upper chamber of Congress. Though specific committee assignments, offices, or public contact details are not recorded in the available metadata, his extended service underscores his established role in Arkansas and national Democratic politics.