Jack O'Connell Democratic Jack O'Connell Democratic Mayoral elections: Mayoral elections: Mayoral elections: Mayoral elections: Mayoral elections: Mayoral elections: The 2006 California Superintendent of Public Instruction election occurred on June 6, 2006.

Incumbent Jack O'Connell defeated Daniel L. Bunting, Sarah L. Knopp, Diane A. Lenning, and Grant McMicken to win a second term, winning at least a plurality in every county.