Joseph Patrick O'Hara (January 23, 1895 – March 4, 1975) was a U.S. Representative from Minnesota.

O'Hara also attended Inns of Court, London, England, and graduated from the law department of University of Notre Dame, South Bend, Indiana.

1776 (which provided funding for the British military in early 1941), Edward E. Cox, Stephen Pace, Paul Brown, Albert Sidney Camp, Carl Vinson, Sam Hobbs, Pete Jarman, Henry B. Steagall, George M. Grant, Frank W. Boykin, L. Mendel Rivers, James P. Richards, Hampton P. Fulmer, Herbert Covington Bonner and John L. McMillan all denounced O'Hara to the press.

All 15 of the aforementioned southern representatives attacked O'Hara personally when speaking to the media.

[2] He was not a candidate for reelection in 1958 to the 86th congress, but he resumed the practice of law in Washington, D.C., where he resided.