Zygmunt is a masculine given name of Polish origin, derived from the Old Polish word "zygmunt," which means "in harmony" or "agreement." It was popular during the Middle Ages in Poland and remains a traditional name in Poland today. The name Zygmunt is composed of two elements: "zig," meaning "to agree upon" or "to conclude," and "munt," derived from the Proto-Slavic word "*mętiti," which means "to mix." Therefore, the name Zygmunt can be interpreted as "harmonious mixture" or "agreement concluded." The name gained prominence during the reign of King Zygmunt III Waza (1587-1649), who was a member of the Vasa dynasty. Although the name has fallen out of fashion in recent decades, it continues to be used and is considered a classic Polish name. Some notable individuals named Zygmunt include Zygmunt Bauman, a sociologist and philosopher, and Zygmunt Rybczyński, an animation director known for his innovative work on the film "Chariots of Fire.
"Zygmunt was quite popular in the early 20th century with over 140 births annually between 1912 and 1922. However, its popularity significantly declined thereafter, averaging only about 5-7 births per year from the 1960s onwards."