Dog Names > Cosmo

Cosmo

Unisex

Meaning

Order, harmony, beauty.

Origin

Greek

Pronunciation

/ˈkɒzmoʊ/

EDITOR'S NOTE

Emily P.

PupNames.com Contributor

We love the name Cosmo, because it speaks to the bigger picture, the universe, and puts all of our worries into perspective.

Cosmo is becoming popular with dog owners because of its spiritual and celestial nature. There's something ambitious but also very grounding about the name. And isn't that just what dogs do best – they bring us back down to earth.

Cosmo works for a wide variety of breeds, so don't hesitate to choose it if you like the name!

Traits associated with the name Cosmo:

Dogs named Cosmo tend to be loving, loyal, good-natured, and strong-willed. This name is also associated with companionship, and empathy.

What does it say about you to have a dog named Cosmo?

Naming your dog Cosmo suggests that you have a sense of humor and enjoy having fun. It also suggests that you are creative and enjoy coming up with unique names.

Is Cosmo a good dog name?

Cosmo has two syllables, which is highly recommended by dog trainers. The name also ends in a vowel sound, so it's easy for dogs to recognize. Cosmo is a widely loved dog name for good reason. If you like it, go for it!

Popularity: Overall

162

New York City Dog Name Database

224

Los Angeles Times 'Top Dogs'

Cosmo is one of the more popular dog names out there. According to our data, Cosmo outranks the great majority of names.

Popularity: Historical Trend

Cosmo was, in the past month, the 182nd most viewed dog name on PupNames.com.

As of July 2025, Cosmo is becoming ever more niche with new puppy owners. Our stats suggest that the name is less fashionable than it was at this time last year.

In general, this name has held steady in popularity with PupNames.com visitors.

In the past week, Cosmo was viewed 102 times, and liked 2 times.

Popularity: United States

The map below shows Cosmo's popularity across the United States, according to PupNames data.

Cosmo is most adored in Rhode Island, California and Maine.

By contrast, the name has been shown the least amount of interest in Louisiana, Maryland and Montana.

Popularity: Around The World

And this world map shows which countries have the greatest love for the name Cosmo.

Famous dogs named Cosmo:

A golden retriever named Cosmo appeared in the comic book Guardians of the Galaxy by Dan Abnett and Andy Lanning.
A golden retriever named Cosmo featured in the television show Guardians of the Galaxy.