Show Summary Details

Page of
PRINTED FROM Oxford Dictionary of National Biography. © Oxford University Press, 2019. All Rights Reserved. Under the terms of the licence agreement, an individual user may print out a PDF of a single article in Oxford Dictionary of National Biography for personal use (for details see Privacy Policy).

Siward, earl of Northumbrialocked

(d. 1055)
  • William M. Aird


Siward, earl of Northumbria (d. 1055), magnate, first appears witnessing as dux in a charter by King Cnut for Archbishop Ælfric of York in 1033. Siward's name (Sigvarthr) suggests that he was of Danish stock, although the names of his parents are unknown. The life of ...

You do not currently have access to this article


Please login to access the full content.


Access to the full content requires a subscription

John of Worcester, ed. R. R. Darlington & P. McGurk, trans. J. Bray & P. McGurk, 2–3; OMT (1995–) [vol. 1 forthcoming]
D. Whitelock, D. C. Douglas, & S. I. Tucker, eds. and trans., (1961)
Oxford Medieval Texts