The 1884 Republican National Convention was a presidential nominating convention held at the Exposition Hall in Chicago, on June 3–6, 1884. It resulted in the nomination of former House Speaker James G. Blaine from Maine for president and Senator John A. Logan of Illinois for vice president. The ticket lost in the election of 1884 to Democrats Grover Cleveland and Thomas A. Hendricks.

John Roy Lynch was an American writer, attorney, military officer, author, and Republican politician who served as Speaker of the Mississippi House of Representatives and represented Mississippi in the United States House of Representatives.