All about the name

Casi

Female

« Casimir is a Polish name meaning "destroyer of peace," but was popular among medieval royalty despite its aggressive connotation. »

#26356 over 5 years

Meaning, origin, history

Casimir is a name of Polish origin, derived from the Slavic word "kasimyr," which means "destroyer of peace." Despite its somewhat aggressive-sounding meaning, Casimir was actually a popular choice among medieval royalty, with several notable figures bearing the name. The most famous bearer of this name is likely Saint Casimir, a 15th-century prince of the Polish-Lithuanian Commonwealth. Born in 1458 to King Casimir IV and Elizabeth of Austria, he was known for his piety and humility, despite being heir to the throne. He died at the age of just 27, but his reputation for holiness lived on, and he was canonized by Pope Pius IX in 1630. Other notable figures with the name Casimir include Casimir III the Great, a 14th-century king of Poland who significantly expanded the kingdom's territories, and Casimir II the Just, also known as Casimir the Restorer, who reigned in the early 12th century. Both of these rulers were respected for their wisdom and justice. Today, Casimir is still used as a given name, particularly in Slavic-speaking countries like Poland, Russia, and Ukraine. It remains a strong and distinctive choice, with a rich history behind it.

In numbers

Popularity of the name Casi since 1880

Total births
1,080
Total since 1880
Peak year
1989
56 births
in 2022
5
Recent births (5 years)
5-year trend
-17%
vs previous 5 years