The Holy Roman Emperor was the ruler of the Holy Roman Empire.
History[[edit] | [edit source]]
In 800, Pope Leo III crowned Charlemagne as emperor. (PROSE: The Lonely Computer)
Maximilian I was the Holy Roman Emperor in 1504. (AUDIO: The Ghosts of N-Space)
In an alternate timeline in which all of history occurred at once, Winston Churchill was the Holy Roman Emperor. (TV: The Wedding of River Song)
Behind the scenes[[edit] | [edit source]]
Charles V was Holy Roman Emperor and King of Spain until his death in 1556, upon which he was succeeded as the latter by his son, Philip II.