von Büren; † 3 November 1220) was the abbess of Gernrode Abbey (r. 1207–1220).

[1] Adelaide was probably elected abbess of Gernrode abbey in early 1207.

She is named as abbess in a papal diploma issued in August 1207.

[2] During her time as abbess, there was conflict about the appointment of a seneschal between two Ministeriales of the abbey: the brothers Arnold and Frederick of Gernrode.

The conflict was settled by Bishop Frederick of Halberstadt on 10 August 1220.