John Conyers, Jr. (born May 16, 1929) is a member of the United States House of Representatives representing Michigan's 14th congressional district, which includes most of northwestern Detroit, as well as Highland Park, Hamtramck and part of Dearborn. A Democrat, he has served since 1965 (the district was numbered as the 1st District until 1993). In January 2007, Conyers became chairman of the House Judiciary Committee in the 110th United States Congress; he had been the committee's ranking Democrat since 1997.

Conyers is currently the second-longest serving incumbent member of the House (just after fellow Democrat from Michigan, John Dingell) and the fourth-longest incumbent member of the entire Congress by length of service (after Robert Byrd, John Dingell, and Daniel Inouye). He is married to Monica Conyers.

After graduating from Northwestern High School in Detroit, Conyers served in the Michigan National Guard 1948–50; US Army 1950–54; and the US Army Reserves 1954–57. Conyers served for a year in Korea as an officer in the U. S. Army Corps of Engineers and was awarded combat and merit citations.