Adelaide II, Abbess of Quedlinburg

Adelaide II
Tombstone of Princess Adelaide II
Princess-Abbess of Quedlinburg
Reign1063 – 11 January 1096
PredecessorBeatrix I
SuccessorEilica
Born1045 (1045)
Goslar (?), Saxony
Died11 January 1096(1096-01-11) (aged 50–51)
Quedlinburg, Saxony
Burial
HouseSalian dynasty
FatherHenry III, Holy Roman Emperor
MotherAgnes of Poitou
ReligionRoman Catholic

Adelaide II (German: Adelheid; 1045–1096) was a member of the Salian dynasty and powerful abbess of Gandersheim and Quedlinburg from 1063 to 1096. As daughter of Henry III, sister of Henry IV, and half-sister to Beatrice I, she had an important role in the German monarch and the religious revolution, the Investiture Controversy.