From 1225 to 1866, Weilburg was the seat of the House of Nassau. Today, it is located in the German State of Hessen. Names Weilburg, Kr. Limburg-Weilburg, Hessen Surnames Müller (Mariental-2)* Schmidt (Krasnoyar-3)* Panorama of Weilburg (2007). Source: Oliver Abels via Wikipedia Commons. 50.483333, 8.25 Volga Colonies Mariental Krasnoyar