This is a list of states in the Holy Roman Empire beginning with the letter O:
Place
historical territory in Baden-Württemberg, Germany
No public IJR answers mention Ortenau yet. As people ask about it and share their answers, they'll appear here.
Not who you're looking for? Others named Ortenau: district of Baden-Württemberg, Germany
This is a list of states in the Holy Roman Empire beginning with the letter O: