Stephen E. Buyer (born November 26, 1958) is a former American politician who represented the state of Indiana in the United States House of Representatives. A member of the Republican Party, he served nine consecutive terms in Congress from January 5, 1993, to January 3, 2011. During this period, he held the office of U.S. Representative for Indiana’s 4th Congressional District.

Buyer’s congressional career spanned 18 years, marking him as a long-serving Republican figure in Indiana’s federal delegation. Identified in congressional records by the bioguide ID B001203, he served continuously until leaving office in early 2011. Throughout his tenure, he was known primarily for his role as a representative of Indiana’s 4th District, although specific committee assignments or leadership roles are not detailed in the available information.