Dietrich I of Isenberg

Dietrich I, last count of Isenberg and Altena, first count of Limburg (Limburg a.d. Lenne) (before 1215 1301), son of Friedrich II of Isenberg, count of Isenberg and Altena.

Count Dietrich von Altena-Isenberg, fought to retrieve his paternal inheritance and built the castle of Limburg an der Lenne.

Dietrich I was disinherited of all his territories in the First Reich (German Realm) of the Holy Roman Empire following the execution of his father, but with the military support of his uncle the Duke of Limburg, recovered a small territory out of his previous possessions. He built the castles of Limburg (Hohenlimburg) and Neu Isenberg (soon lost in favour of the counts von der Mark) and took the title of count of Limburg.

He married Aleidis (Adelheid), countess of Sayn, a daughter of Johann I von Spanheim and Adelheid von Altena. They had issue:

Literature