Nassau, New York, is a town in Rensselaer County.
Nassau is also the name of other places in the state of New York and may refer to:
- Nassau (village), New York
- Nassau County, New York
- Nassau Island, former name of Long Island
Nassau, New York, is a town in Rensselaer County.
Nassau is also the name of other places in the state of New York and may refer to: