Gluckstadt may refer to:

• Glückstadt, a town in the Steinburg district of Schleswig-Holstein, Germany
• Gluckstadt, Mississippi, an unincorporated community in the U.S. state of Mississippi

Glückstadt is a town in the Steinburg district of Schleswig-Holstein, Germany. It is located on the right bank of the Lower Elbe at the confluence of the small Rhin river, about northwest of Altona. Glückstadt is part of the Hamburg Metropolitan Region (Metropolregion Hamburg).