A distinctive pick — fewer than 1 pets share this name.
From the Polish/Slavic name Kazimierz, meaning 'destroyer of peace' or 'famous peacemaker.'
Casimir is a regal, historic name with deep Polish and Slavic heritage. Several Polish kings bore the name, lending it serious gravitas. It feels old-world, distinguished, and a touch mysterious. Perfect for a pet with quiet nobility and intelligent eyes.
Pets named Casimir are most often described as:
Trait order based on owner reports across pet registries.
Casimir is a well-known pet name with 1 registered pets. Pets named Casimir are often described as regal, intelligent, dignified.
Casimir is more commonly given to male pets, though it can be used for any pet.
Last updated May 2026 · Data: NYC & Seattle pet licensing records · Methodology