Holy Roman Emperor
Ottonian dynasty

Image
Name
Reign
Reign
Relationship with predecessor(s)
Other title(s)
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Otto I, the Great (912–973)
2 February 962
7 May 973
Great-great-great grandson of Louis I
King of Italy King of Germany Duke of Saxony
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Otto II, the Red (955–983)
25 December 967
7 December 983
Son of Otto I
King of Italy King of Germany
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Otto III (980–1002)
21 May 996
23 January 1002
Son of Otto II
King of Italy King of Germany
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Henry II (973–1024)
14 February 1014
July 13 1024
Second cousin of Otto III
King of Italy King of Germany Duke of Bavaria

Question: Which house name was a notable hereditary holder of the title ‘Holy Roman Emperor’?
Answer: Various royal houses, at different times, became de-facto hereditary holders of the title, notably the Ottonians (962–1024).