リウドルフィング家
Adelaide I (; 973/74 – 14 January 1044 or 1045), a member of the royal Ottonian dynasty was the second Princess-abbess of Quedlinburg from 999, and Abbess of Gernrode from 1014, and Abbess of Gandersheim from 1039 until her death, as well as a highly influential kingmaker of medieval Germany.