The House of Eltz is a noted German noble family of the Uradel. The Rhenish dynasty has had close ties to the Kingdom of Croatia-Slavonia since 1736. ==History== Though older sources mentioned one Eberhard zu Eltz, a Frankish citizen of Trier in the late 7th century, the first recorded instance of the name occurred in 1157, when Rudolph zu Eltz wa...