Student, Montana State University, 1974. Bachelor in Public Administration and Political Science, Washington State University, Pullman, 1977.
Teacher gymnastics, Billings, Montana, 1973—1974. With Green Giant Company, Dayton, Washington, 1975—1976, Ramada Inn, Billings, 1977. Ditch digger Lockrem Construction, 1977.
Real estate salesman, 1977—1979. Legislation aide Staffs of State Senator Bill Mathers and State Senator Sonny Lockrem, 1977. Legislation assistant Staff of United States Republican Ron Marlenee, Montana, 1979—1982.
Manager Rehberg Ranch, Billings, 1982—2000. Member Montana State House Representatives from District 88, 1985—1989. State director Staff of United States Senator Conrad Burns, Montana, 1989—1991.
Lieutenant governor, 1991—1997. Member United States Congress from Montana at large, since 2001, member appropriations committee.
Married Janice Rehberg. 3 children.