List of historical capitals of Hungary
Throughout its history, the European country of Hungary, changed the location of its capital city several times. == Middle Ages == Esztergom, from 1000 to 1256 (it was also one of the centers of the Principality of Hungary, probably from the reigns of Grand Prince Taksony or Géza) Székesfehérvár, it often changed the capital title with Esztergom (one of the centers of the Principality of Hungary until Stephen's crowning.
Source: Wikipedia — List of historical capitals of Hungary (CC BY-SA 4.0)