Frank James Sensenbrenner, Jr. (born June 14, 1943), American politician, has been a Republican member of the United States House of Representatives since 1979, representing the Fifth Congressional District of Wisconsin.

Born in Chicago, Illinois, Sensenbrenner graduated from Stanford University with a B.A. in Political Science in 1965. He received his law degree from the University of Wisconsin, Madison in 1968.

Before becoming a member of Congress, Sensenbrenner served in the Wisconsin State Assembly from 1969 to 1975 and the Wisconsin State Senate from 1975 to 1979.

Formerly Chairman of the House Science Committee, Sensenbrenner is currently Chairman of the House Judiciary Committee.

In November 2004, Sensenbrenner and California Congressman Duncan Hunter blocked the bill that would have created a National Intelligence Director, or NID. The creation of a NID was a key recommendation of the 9/11 Commission.

Sensenbrenner married Cheryl Warren in 1977, with whom he has two sons, Frank, born in 1981, and Bob, born in 1984.

• Official website