Friedrich von Sommerschenburg I

• Preferred Name: Friedrich von Sommerschenburg I^{[1] [2]}
  
• Gender: M
  
• http://familysearch.org/v1/TitleOfNobility: Pfalzgraf
  
• Religion: Vogt of Kloster Schöningen
  
• FSID: L1RL-FKC
  
• Birth: ABT 1055 in Sommerschenburg, Herzogtum Sachsen, Heiliges Römisches Reich at LATI: N2.1667 LONG: E1.1 with note: https://www.geni.com/people/Friedrich-I-von-Sommerschenburg-Pfalzgraf-von-Sachsen/6000000003827305266?through=6000000004533709565 https://www.wikitree.com/wiki/Sommerschenberg-2
  
• Death: BEF 18 OCT 1121 in Sommerschenburg, Herzogtum Sachsen, Heiliges Römisches Reich at LATI: N2.1667 LONG: E1.1 with note: https://fmg.ac/Projects/MedLands/SAXON%20NOBILITY.htm#AdelheidSommerschenburgdiedbefore1180 Alt. Dates: 18 Oct 1120/1121
  
• Notes:

  === Life Sketch ===
  FRIEDRICH [I] von Sommerschenburg (-[18 Oct 1120/1121]). He is named son of "Adalbertus Scucco" & his wife, sister of Pfalzgraf Friedrich, in the Annalista Saxo, which specifies that Friedrich succeeded his maternal uncle as Pfalzgraf[1723]. Pfalzgraf in Sachsen 1097. The Chronicon Gozecense names "comes Fridericus palatini de Sumersenburch" as son of "Ouda"[1724]. The Genealogica Wettinensis names "Fridericum comitem palatinum" as son of "Adelbertus quidam nobilis cognominatus Seveke de Sumerschenburc" & his wife Oda[1725]. The documents dated Feb 1111 relating to the coronation of Heinrich V King of Germany as emperor name "Fridericum filium sororis suæ, marchionem Engilbertum, marchionem Thiebaldus, comitem Hermannum, Fridericum palatinum comitem de Saxonia, Berlingarium de Bavaria, Godefridum comitem, Fridericum Saxonum, Albertum cancellarium, Cononem fratri Berengarii, Sigebot de Bavaria, Henricum ducem Carinthie, Bertoldum filium ducis Bertoldi" as the emperor's guarantors[1726].
  
  "Fridericum palatinum comitem de Saxonia" signed fifth in the list of lay witnesses who swore for Heinrich V King of Germany at the time of his coronation as emperor in 1111[1727].
  
  Vogt of Kloster Schöningen 1120. m (after 1106) as her second husband, ADELHEID von Laufen, widow of ADOLF [I] von Hövel [Huwili] Graf von Berg, daughter of HEINRICH Graf von Laufen & his wife Ida von Werl. The Annalista Saxo records that “Bernardus comes...[filiam] Idam” and "Heinricus de castro...Loufe...filiam...Adelheidam" married “Adulfus de Huvili”, and after he died, “comes palatinus Fridericus de Sumersenburch”, and names her children by each marriage[1728].
  
  Pfalzgraf Friedrich [I] & his wife had two children:
  
  a) FRIEDRICH [II] von Sommerschenburg (-19 May 1162, bur Marienthal).
  b) ADELHEID von Sommerschenburg (-before 1180).

1. Frederick II of Sommerschenburg , b. 1100     d. 19 MAY 1162

1. Title: https://www.genealogieonline.nl/de/stamboom-jansen/I4875.php
   Publication: Name: https://www.genealogieonline.nl/de/stamboom-jansen/I4875.php;
   
2. Title: Frederick (I; Count-Palatine) von SOMMERSCHENBURG
   Publication: Name: http://fabpedigree.com/s018/f708571.htm;