Frank Oliver (October 2, 1883 – January 1, 1968) was an American lawyer and politician who served 6 terms as a U.S. Representative from New York from 1923 to 1934.

He was appointed chief clerk to the magistrates' courts of New York City and served from January 3, 1916, until December 31, 1919.

He was appointed assistant district attorney for Bronx County on January 1, 1920, and served until February 28, 1923, when he resigned, having been elected to Congress.

Oliver was elected as a Democrat to the Sixty-eighth and to the five succeeding Congresses and served from March 4, 1923, until his resignation on June 18, 1934.

He was appointed on June 19, 1934, justice of the court of special sessions, in which capacity he served until his retirement April 6, 1952.