- Wilhelm I reigns as Emperor of New Europe, but is also a prince from Prussia. Another is because he was a royal King of Illinois.
- Frederic I of Pristinia, apart from being the Emperor of Pristinia, was also King in Greater Berkeley and King of Fredericton.
- Calum I of the Grove, has the royal title of King of the Grove. However he was also appointed a Caesar by the Emperor, granting him an Imperial style.
- Justin Edelmayer reigns as prince of Prussia