Joe Kernan graduated from St. Joseph's High School in South Bend, Indiana. He graduated in 1968 with a degree in Government from the University of Notre Dame.
Kernan was elected mayor of South Bend in 1987, 1991, and 1995. In 1996, Kernan was elected as Indiana's Lieutenant Governor, and then re-elected in 2000. As lieutenant governor of Indiana, Kernan served as the president of the Indiana Senate, the director of the Indiana Department of Commerce, and as the commissioner of Agriculture.
Kernan was formally named acting governor on Sept. 10, 2003, two days after O'Bannon suffered a massive stroke and, under the state constitution, was unable to discharge his duties.
Joseph E. Kernan III, the oldest of nine children, was born to Joseph E. II and Marion Kernan in Chicago on April 8, 1946.
Kernan was sworn in as governor on Sept. 13, 2003 by Supreme Court Justice Theodore Boehm.
As lieutenant governor of Indiana, Kernan served as the president of the Indiana Senate, the director of the Indiana Department of Commerce, and as the commissioner of Agriculture.