Hamburg Dammtor is a railway station for long distance, regional and suburban trains on the Hamburg-Altona link line, located in Central Hamburg, Germany. In front is a bus station of the same name for public transport.

The Hamburg-Altona link line is a railway line in Hamburg, Germany. Nowadays, it connects the lines from the north and northwest of Hamburg and Altona station with Hamburg Hauptbahnhof and the lines to the southwest, south and east. Initially designed as a freight line only, it is now one of the busiest lines in Germany. It includes the suburban tracks of the Hamburg Stadtbahn, originally the core of the Hamburg S-Bahn.