Romania
- Personal union between Wallachia and Transylvania from 1599 to 1600 under the rule of Michael the Brave
- Personal union between Wallachia, Moldavia and Transylvania from 1600 to 1601 under the rule of Michael the Brave
- Personal union between Wallachia and Moldavia from 1859 to 1862 under the rule of Alexandru Ioan Cuza
Read more about this topic: Personal Union