Person

Otto I of Nassau

Count of Nassau (1251-1289/90)

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Overview

Otto I of Nassau was Count of Nassau and is the ancestor of the Ottonian branch of the House of Nassau.

From Wikipedia (CC BY-SA 4.0).

Also known as Otto I, Count of Nassau

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Otto I of Nassau was Count of Nassau and is the ancestor of the Ottonian branch of the House of Nassau.

From Wikipedia (CC BY-SA 4.0).