Boy Name
Cosme
Cosme is a boy's name whose meaning is not firmly attested in the historical record. It is used as a boy's name across several naming traditions, and it is rare in the United States today — outside the SSA top 1,000.
Considering Cosme? It is a boy name, and ranks in our Rare popularity tier. Phonetically it shares territory with Cosimo.
Cosme meaning, origin, and usage
Meaning: Cosme has a distinctive sound and evolving modern usage.
Origin: Multiple naming traditions are associated with this name.
Pronunciation: Baby Name Studio pronounces Cosme as C·O·S·M·E, with 5 letters and a boy usage profile.
Popularity: According to Baby Name Studio's 2026 tracker, Cosme is an uncommon, standout choice in the Rare tier.
Cosme variants, nicknames, middle names, and sibling names
- Variants and spelling ideas: Cosmea, Cosmee, Cosmey, Cosm.
- Nicknames: Cos and C.
- Middle names: Pair Cosme with a middle name that balances its substantial sound; start with the Cosme middle name generator.
- Sibling names: Cosimo, Cosmo, Cason, Chosen, Chozen — full picks on the sibling names for Cosme guide for a cohesive sibset.
- Similar names: Looking for names that sound like Cosme? Browse our names like Cosme guide for phonetic-neighbor picks.
- Explore more: use the Baby Name Explorer, name search, AI name generator, and Baby Name Studio homepage.
Frequently asked about Cosme
What does the name Cosme mean?
Cosme has no single meaning that is firmly attested in the historical record. It is used as a boy name in US birth records, and parents usually choose it for its sound rather than a documented meaning.
What is the origin of Cosme?
The exact origin of Cosme is debated, but it has been used across multiple naming traditions.
How do you pronounce Cosme?
Cosme has 5 letters and is most commonly stressed on the first syllable.
Is Cosme a boy's or girl's name?
Cosme is primarily used as a boy's name in US records.
How popular is Cosme in 2026?
In our 2026 popularity tracker, Cosme sits in the Rare tier — an uncommon, standout choice.
What names are similar to Cosme?
Names that share Cosme's sound and style include Cosimo, Cosmo, Cason, Chosen, Chozen.
What middle names pair well with Cosme?
Good middle-name fits for Cosme pair an opposite syllable rhythm: if Cosme is short, lean longer (e.g. classical or three-syllable middles); if Cosme is longer, a one-syllable middle keeps the full name from feeling heavy.
What are good sibling names for Cosme?
Sibling names that pair naturally with Cosme share its rhythm without rhyming — Cosimo, Cosmo, Cason all sit comfortably alongside it on a shortlist.