Cass County is the name of nine counties in the United States, each named for Michigan governor, senator and presidential candidate Lewis Cass:

• Cass County, Illinois
• Cass County, Indiana
• Cass County, Iowa
• Cass County, Michigan
• Cass County, Minnesota
• Cass County, Missouri
• Cass County, Nebraska
• Cass County, North Dakota
• Cass County, Texas

This disambiguation page lists articles associated with the title Cass County. If an internal link led you here, you may wish to change the link to point directly to the intended article.