Nassau County may refer to:
- Nassau County, Florida, part of the Jacksonville metro area
- Nassau County, New York, part of Long Island in the New York City metro area
- County of Nassau, a former county and state of the Holy Roman Empire ruled by the Counts of Nassau, in modern Germany
See also
Topics referred to by the same termThis disambiguation page lists articles about distinct geographical locations with the same name.If an internal link led you here, you may wish to change the link to point directly to the intended article. Category: