Nielsen Hayden genealogy
Family: Robert de Thweng / Maud de Kilton (F3184)
m. Bef Jan 1229-
Male
Robert de Thweng
Birth of Thwing, Bridlington, Yorkshire, England Death Between 1245 and 1257 Burial Marriage Bef Jan 1229 [1, 2] Father Marmaduke de Thweng | F5766 Group Sheet Mother
Female
Maud de Kilton
Birth of Kilton Castle, Cleveland, Yorkshire, England Death Burial Father Roger de Kilton | F1874 Group Sheet Mother
Male
+ Marmaduke de Thweng
Birth of Kilton in Brotton, Yorkshire, England Death Between 1282 and 1284 Burial Spouse Lucy de Brus | F3716 Marriage Abt 1242
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Sources - [S76] The Oxford Dictionary of National Biography. Oxford University Press, 2004-ongoing., year only.
- [S128] The Complete Peerage of England, Scotland, Ireland, Great Britain and the United Kingdom, Extant, Extinct or Dormant ed. Vicary Gibbs, H. A. Doubleday, Duncan Warrand, Howard de Walden, Geoffrey H. White and R. S. Lea. 2nd edition. 14 volumes (1-13, but volume 12 spanned two books), London, The St. Catherine Press, 1910-1959. Volume 14, "Addenda & Corrigenda," ed. Peter W. Hammond, Gloucestershire, Sutton Publishing, 1998.
- [S76] The Oxford Dictionary of National Biography. Oxford University Press, 2004-ongoing., year only.