The name Charter Oak refers to several things:

• The Charter Oak, the oak tree said to have hidden the charter of the Connecticut Colony
• The Charter Oak Bridge, named for the tree, which carries U.S. Highway 5 and Connecticut State Route 15 over the Connecticut River
• Charter Oak Federal Credit Union, a credit union headquartered in Waterford, Connecticut
• Charter Oak State College, a Connecticut public college offering distance education courses
• Charter Oak, a schooner and cargo ship out of Boston used in the American Civil War, captured by Confederate forces and burned in 1864
• Places named Charter Oak:
  • Charter Oak, California, United States
  • Charter Oak, Iowa, United States
  • Charter Oak, Missouri, United States

This disambiguation page lists articles associated with the title Charter Oak.
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