Meaning and history
German cognate of William. It was the name of two German emperors and also the middle name of several German philosophers, including Georg Wilhelm Friedrich Hegel (1770-1831), Friedrich Wilhelm Nietzsche (1844-1900), and Gottfried Wilhelm Leibniz (1646-1716), who was also a notable mathematician. Another famous bearer was the physicist Wilhelm Röntgen (1845-1923).
Wilhelm moved from #833 to #930 for boys between 1885 and 1902. That year also produced its highest recorded birth count, at 8.