Conrad I of Schlüsselberg
Conrad I of Schlüsselberg (died 1308), son of Eberhard II of Schlüsselberg and Elisabeth of Hohenzollern-Nuremberg and father of Conrad II, was a co-founder of Schlüsselau Abbey.
Conrad I of Schlüsselberg (died 1308), son of Eberhard II of Schlüsselberg and Elisabeth of Hohenzollern-Nuremberg and father of Conrad II, was a co-founder of Schlüsselau Abbey.