A distinctive pick — fewer than 1 pets share this name.
An Irish name meaning 'bright shining one,' the Gaelic form of Helen.
Eileen is a classic Irish name that sounds soft and warm in the mouth. It has an old-world charm without feeling dated, mostly because it has been quietly loved through every decade. We love it for a sweet senior dog, a calm cat, or any pet whose presence feels steady and golden.
Pets named Eileen are most often described as:
Trait order based on owner reports across pet registries.
Eileen is a well-known pet name with 1 registered pets. Pets named Eileen are often described as warm, gentle, loyal.
Eileen is more commonly given to female pets, though it can be used for any pet.
Yes! Eileen is both a popular pet name (ranked #26532 for pets) and a baby name. It is one of 1,600+ names shared between pets and humans on NamesPop.
Last updated May 2026 · Data: NYC & Seattle pet licensing records · Methodology