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| Last Emperor | Francis II, Holy Roman Emperor | |
| Current Emperor | Justinian I | |
| Style | Holy Roman Emperor | |
| Appointer | Elector Council | |
| Emperorship ended | August 6th, 1806 A.D. | |
| Emperorship restored | January 1, 2010 A.D. | |
The Holy Roman Emperor - Latin: Imperator Romanus Sacer, French: Saint-Empereur Romain, German: Heiliger Römischer Kaiser, Italian: Sacro Romano Imperatore, etc. - was the elected monarch ruling over the Holy Roman Empire, a Central European state in existence during the Middle Ages and the Early Modern period.
Since the Empire's divine restoration on January 1, 2010 A.D., after an interregnum of two centuries, the Emperor crowned was Louis XXI from the House of Habsburg-Lorraine. On February 8, 2010 he was overthrown and a new Emperor was crowned days later, Justinian I of the House of Justinian.