For this Duke William there are 3 different names on Yasni.
In the ranking of the most common first names Duke William is on position 4588.
Male first name (English): Duke, the Duke;; The Duke = Duke; dux = leader (Latin); use of the English word or noble title 'duke' (Duke) as a first name, the title of nobility has Latin roots
Male first name (English, French): William, Old High (two-part name); willio = the will, determination; helm = helmet, the coverage, coverage, protection, old German two-part name, in the Middle Ages in Europe popular; Name several famous kings, for example, by William the Conqueror, the first Norman king of England
