Gender Masculine Usage German (Rare), Germanic [1] Pronounced Pron. /ˈziː.ɡɪs.mʊnt/(German) Meaning & History Form of Sigmund in which the first element is sigis, an extended form of sigu. Saint Sigismund was a 6th-century king of the Burgundians. This was also the name of kings of Poland and a ruler of the Holy Roman Empire.