What is the official language of the place where Regensberg was a family of counts from?
Regensberg family Regensberg was a family of counts from the Canton of Zürich in Switzerland. The family had possessions in the medieval Zürichgau from the probably mid-11th century and became extinct in 1331 AD. With the extinction of the male line, the city republic of Zürich laid claim to the Regensberg lands and formed the "Herrschaft Regensberg" respectively "Äussere Vogtei".
Landgrave Landgrave (Dutch: "landgraaf" , German: "Landgraf" ; Swedish: "lantgreve" , French: "landgrave" ; Latin: "comes magnus" , "comes patriae ", "comes provinciae ", "comes terrae ", "comes principalis ", "lantgravius ") was a noble title used in the Holy Roman Empire, and later on in its former territories. The German titles of "Landgraf ", "Markgraf " ("margrave"), and "Pfalzgraf " ("count palatine") are in the same class of ranks as "Herzog " ("duke") and above the rank of a "Graf " ("count").