Royal oak (disambiguation)
Royal oak denotes:
- Royal oak, pedunculate oak near Volkenroda in Thuringia
- Royal oak (Salchendorf) , pedunculate oak near Salchendorf in Siegerland
- a pedunculate oak near Jægerspris in Denmark, see Kongeegen
- Königseiche (Berlin-Biesdorf) , a former oak in Berlin-Biesdorf
