Count Dietrich of Werben

http://fmg.ac/Projects/MedLands/BRANDENBURG,%20PRUSSIA.htm#Albrecht...

11. DIETRICH ([before 1132/40]-after 5 Sep 1183). "Adelbertus…marchio Brandenburgensis" donated property to the convent at Magdeburg, with the consent of "filiorum meorum Heinrici canonici sancti Mauritii in Magdaburg, Ottonis marchionis, Hermanni, Adelberti, Theoderici et Bernhardi comitum", by charter dated [end May/early Jun] 1151[111]. "Adelbertus Brandenburgensis Marchio" donated property to "ecclesiam in villa Apuldere", for the soul of "filie Adelheitis, quo sepulta est in ecclesia…Lamesprinhe" and with the consent of "filiis Theoderico", by charter dated 12 Jun 1162[112]. Graf von Werben 1170. "Alberto Brandenburgensi marchione, Ottone filio eius…Hermanno comite de Horlemunde filio eius, Theoderico comite de Werben filio eius, Alberto comite de Balstede filio eius, Bernardo comite de Anehalt filio eius…" witnessed the charter dated 1170 under which "Cazimerus…Pomeranorum princeps" donated property to the church of Havelberg, with the consent of "fratre nostro Boguzlao"[113]. "Theodericus…comes de Wirben" confirmed the donations of property to Magdeburg Unser Liebe Frau made by "beate memorie pater meus Albertus Brandenburgensis marchio" by charter dated to [1171][114]. Vogt of Kloster Goseck 1176. "Bernhardus dux Angarie et Westfalie et comes de Aschersleve" confirmed the donation to Kloster Obernkirchen by "frater noster Theodericus comes de Werbene" by charter dated end-Sep 1181[115]. m ([1150]%29 MECHTILD of Thuringia, son of LUDWIG I Landgraf of Thuringia & his wife Hedwig von Gudensberg. The Historia Brevis Principum Thuringiæ names (in order) "Cecilia…Iutha…Adelheidis…Mechtildis" as the four daughters of "Ludewicus lantgravius" & his wife Hedwig, specifying that Mechtild married "comiti Dieterico de Werben fratri ducis Bernhardi"[116]. Graf Dietrich & his wife had one child:

a) DIETRICH (-after 1171). The primary source which confirms his parentage has not yet been identified. 1171.