The Emperor was the absolute ruler of the Raumsdalian Empire.
Domaldi the Conqueror
See Sigvat II.
Smiling Solveig was an emperor of the Raumsdalian Empire who died centuries prior to the opening of the Glacier. He was not remembered as being a good general or emperor, but he passed away in circumstances that proved his personal popularity.
Viglund was an emperor of the Raumsdalian Empire who died centuries prior to the opening of the Glacier, when the empire was much younger. He was a great conqueror; the descendants of people he conquered still cursed him centuries after his death.