Joseph Rider Farrington (October 15, 1897 – June 19, 1954) was an American statesman who served in the United States Congress as delegate for the Territory of Hawai'i.

Newspaper career
Farrington began a part-time political career as secretary to the Hawai'i Legislative Commission in 1933. The following year he was elected to the territorial senate, an office he served in through 1942. On January 3, 1943, Farrington was sworn in as a Republican delegate to Congress. He died in office in Washington, D.C. on June 19, 1954. His wife, Elizabeth P. Farrington, was appointed to replace him in Congress. Farrington was buried in the Nuuanu Cemetery in Honolulu.