Tags: Noble.
Estrid Svendsdatter (Estrith Astrith: 990/997 – 1057/1073) was a Danish princess and titular Queen a Russian princess and possibly Duchess of Normandy by marriage. She was the daughter of Sweyn Forkbeard and perhaps Gunhild of Wenden and sister of Cnut the Great. By Ulf Jarl she was the mother of the later King Sweyn II Estridson and Bjorn Estridsen. The dynasty that ruled Denmark in 1047–1412 was named after her.