Er ist verheiratet mit Gertrud von Braunschweig.
Sie haben geheiratet
Kind(er):
HEINRICH "der Fette" von Northeim (-killed in battle Norden, Frisia 1101). The Annalista Saxo names "Heinricum Crassum comitem…Sifridum de Boumeneburh et Cononem comitem de Bichlinge et tres filias" as children of Otto von Northeim & his wife[1513]. The Annales Stadenses name (in order) "Heinricum Crassum…Cononem comitem de Bichilinc…Sifridum de Bomeneburgh" as the three sons of Otto, specifying that Heinrich "fuit lantgravius, patrem Rekinsem imperatoris" and that he was killed at Norden in Frisia[1514]. Graf von Northeim. He founded Kloster Bursfeld, as shown by the charter dated 23 Jul 1144 under which "Henricus dux Saxonie" confirmed the privileges of Kloster Bursfeld, founded by "comes Henricus filius Ottonis ducis, proavus meus"[1515]. The Annalista Saxo records that he was installed as Markgraf in Friesland by Emperor Heinrich III in 1101 but was killed while attempting to subdue the territory[1516]. The Annales Corbeienses record that "Heinricus comes Pinguis" was killed in 1101[1517].
m (after 1085) as her second husband, GERTRUD von Braunschweig, widow of DIETRICH II Graf von Katlenburg [Stade], daughter of EKBERT I Graf von Braunschweig Markgraf von Meissen & his wife Irmgard [Aemilia/Immula] di Susa ([1065]-9 Dec 1117). The Annalista Saxo names "Gertrudis soror Ecberti marchionis iunioris" as wife of Heinrich, specifying that she escaped with difficulty after her husband was killed[1518]. She married thirdly Heinrich I Markgraf von Meissen [Wettin]. The Genealogica Wettinensis names "Gerdrude que erat de Bruneswich" as wife of "marchio Heinricus"[1519]. The Annales Sancti Blasii Brunsvicenses record that "Gertrudis marchionissa filia Ecberti" was the founder of "Sancti Egidii in Brunswik"[1520]. A charter dated 1134, under which her son-in-law Emperor Lothar donated property to the monastery of St Marie at Brunswick, names "Gertrudis marchionissa, filia Ekeberti marchionis" as founder and also names "coniuge nostra Rikensa, eiusdem marchionisse filia…[et] filii sui Ottonis et filiarum, Richenze coniugis nostre et Gertrude Palatine comitisse"[1521]. The Libro Memoriarum Sancti Blasii records the death in Dec 1117 of "domina Ghertrudis marchionissa iunior"[1522].
Graf Heinrich & his wife had three children:
RICHENZA von Northeim (-1141)
GERTRUD von Northeim (-[1154/65])
OTTO [II] von Northeim ([1100]-[1115/17]).
Bronnen:
[1513] Annalista Saxo 1082.
[1514] Annales Stadenses 1105, MGH SS XVI, p. 317.
[1515] Mainz Urkunden 12th Century, 28, p. 31.
[1516] Annalista Saxo 1101.
[1517] Annales Corbeienses, Bibliotheca Rerum Germanicarum, Tome I, p. 41.
[1518] Annalista Saxo 1100.
[1519] Genealogica Wettinensis, MGH SS XXIII, p. 227.
[1520] Annales Sancti Blasii Brunsvicenses 1117, MGH SS XXIV, p. 824.
[1521] Codex diplomatum Benthemiensi, V, p. 9.
[1522] Libro Memoriarum Sancti Blasii, MGH SS XXIV, p. 825.
https://fmg.ac/Projects/MedLands/SAXON%20NOBILITY.htm#HeinrichNortheimdied1101
Hendrik van Northeim | |||||||||||||||||||||||||||||||||||
Gertrud von Braunschweig |