Source: Resource Shelf, 2007
The National Governors Association offers a database of containing bio data for both current and past governors.
Many criteria makes creating lists easy. Fields include:
Keyword/ Biography, Religion, Race, Related to other Governors, Colleges attended, Higher offices served, Military Service/ Branch, Awards served, Awards/Honors, Was He or She a Physician or Dentist
As expected you can also limit to dates served in office. Finally, you can browse by state, look or a link to each state in the left rail.
The U.S. Conference of Mayors web site is home to a database that provides:
Searchable Directory of U.S. Mayors for Most Major Cities (Mayors at a Glance)
Name, City, State, Population
Also, available is the 2007 Mayoral Elections Center that includes:
-Download Scheduled Elections for 2007 (.pdf document)
-List of November 2006 Election Results
-Search the USCM 1999-2005 Mayoral Election Results Database
-View All 1999-2005 Mayoral Election Results by city or date of election