Sigismund is a historical male given name of German origin, derived from the elements 'sigi' meaning victory and 'mund' meaning protection. It was particularly popular among royalty during the Middle Ages, notably borne by several Holy Roman Emperors. The name first gained prominence in the 15th century with Sigismund of Luxembourg, who became King of Hungary and Bohemia, and later also ruled as Holy Roman Emperor from 1433 until his death in 1437. Other notable figures sharing this name include Sigismund III Vasa, the king of Poland and Grand Duke of Lithuania from 1587 to 1632, and Sigismund Francis of Austria, a member of the House of Habsburg-Lorraine who briefly served as Holy Roman Emperor in 1701 before his death later that same year. Today, Sigismund remains a relatively uncommon name but continues to be used in some German-speaking countries and among families with historical or royal connections.
The name Sigismund experienced significant popularity during the years 1915 to 1927, with a total of 138 babies named Sigismund over these twelve years. The peak years were 1920 and 1922, each seeing 19 and 15 births respectively. However, by 1927, the popularity had decreased significantly, with only 8 births recorded that year.