Family:Arnold of Altena and Mechtild countess of Holland and Styrum (1)

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Parents: Eberhard I, Count of Berg-Altena and Adelheid von Arnsberg
Arnold of Altena
b. 1166
d. 1209
Parents: Floris III van Holland and Ada of Huntingdon
Mechtild _____, Countess of Holland
 
 
Children
BirthDeath
1.
Frederick of Isenberg
1193
15 Nov 1226
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