Swanehilde of Saxony (also Suanehild, Suanhild, Swanhild, Schwanhild or Billung, born between 945 and 955, died 26 November 1014) was Margravine of Meissen (r. 970-979 and before 1000–1014).
Swanehilde was born between 945 and 955 as a daughter of Herman, Duke of Saxony, Margrave of the Billung March and Oda.
In 970, she married Thietmar I (died 979) Margrave of Meissen. They had the following issue:
After Thietmar's death she remarried Ekkehard I who was murdered on 30 April 1002 in Pöhlde. They had seven children:
Swanehilde died on 26 November 1014. She was buried in the monastery of Jena and reburied after 1028 in the Church of St. George in Naumburg.