Marienburg
- Alūksne
- Feldioara
- Malbork
- Malbork Castle
- Marienberg (disambiguation)
- Marienborg
- Marienburg (Warhammer)
- Marienburg Castle (Hanover)
- Marienburg Castle (Hildesheim)
- Marienburg Castle (Ostalbkreis)
- Marienburg, Papua New Guinea
- Marienburg, Suriname
- Moselle
- Nuremberg Airport
- Ordensburg Marienburg
- Rodenkirchen
- Siege of Marienburg (disambiguation)
- Treaty of Marienburg