Electorate of Trier
In 1367, Staudt cropped up as "Stude". In 1388 it was "Stut" and in 1448 "Stude". In 1557, history mentions an Electorate of Trier council named Michael Staudt von Limburg. In the early 18th century, the name's bearers settled on the spelling "Staudt".