Otto I "das Kind" (1204-9 June 1252), Herzog von Braunschweig und Lüneburg

Same as
Additional names
Parents
Father:1Wilhelm "der Dicke" (1184-12 December 1213), Herzog von Lüneburg
Mother:2Helena of Denmark (-22 November 1223)
Spouses and relationship events
Married:3end of 1228Mathilde von Brandenburg (1206 or 1215-10 June 1261)
Children
Children with Mathilde von Brandenburg:
Agnes von Braunschweig (-December 1327), Canoness at Quedlinburg4
Mathilde von Braunschweig (-1297), Abbess of Gernrode5
Elisabeth von Braunschweig (-27 May 1266)6
Otto von Braunschweig (-before 28 April 1248)7
Otto von Braunschweig (-4 July 1279), Bishop of Hildesheim8
Konrad von Braunschweig (-15 September 1299), Bishop of Verden9
Adelheid von Braunschweig (-12 June 1274)10
Helene von Braunschweig-Lüneburg (18 March 1223-6 September 1273)11
Albrecht I "der Große" (1236-15 August 1279), Herzog von Braunschweig und Lüneburg12
Johann (1242-13 December 1277), Herzog von Braunschweig und Lüneburg in Lüneburg13
Attributes
Occupation:141235-52Herzog von Braunschweig und Lüneburg
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