The first name Cosmo
A boy’s name from Greek meaning “order”, “ordered universe”.
2 syllables Male
Meaning and origin
Greek origin
Cosmo means “order”, “ordered universe” in Greek.
Borrowed by Scotland from Italy in the 18th century. An Italian variant of Cosimo, from the name Cosmas of a saint (martyred with his brother Damian in the fourth century), from Ancient Greek κόσμος (kósmos, “order, ordered universe”).
From Wiktionary (CC BY-SA 4.0).
Popularity
Babies registered in England and Wales, 1996–2025
In 2025, 57 boys were named Cosmo, making it the 639th most popular boys’ name.
Office for National Statistics; years with fewer than three births are not published and show as zero. Compare Cosmo with other names.
Popularity in the United States
Babies named Cosmo at birth, 1880–2025
In 2025, 80 boys born in the United States were named Cosmo, the 1,934th most popular boys’ name that year. It was used most in 2022, when 99 were.
US Social Security Administration, from applications for a Social Security card. A name is only published for a year when at least five babies were given it, so quieter years show as zero.
Cosmo in other languages
Equivalent forms of the name, from Wiktionary
Famous people named Cosmo
5 on Wikidata, most written-about first
- Cosmo JarvisBritish actor and musician, born 1989
- Cosmo Gordon LangBritish archbishop and clergyman (1864-1945)
- Cosmo HamiltonEnglish novelist and playwright (1870–1942)
- Cosmo Gordon, 3rd Duke of GordonBritish peer (1720-1752)
- Anthony CalleaAustralian singer, born 1982
More Greek boys’ names
Questions
- What does the name Cosmo mean?
- Cosmo means “order”, “ordered universe” in Greek.
- What is the origin of the name Cosmo?
- Borrowed by Scotland from Italy in the 18th century. An Italian variant of Cosimo, from the name Cosmas of a saint (martyred with his brother Damian in the fourth century), from Ancient Greek κόσμος (kósmos, “order, ordered universe”).
- How popular is the name Cosmo?
- In 2025, 57 boys born in England and Wales were named Cosmo, ranking 639th.
- Is Cosmo a boy's or a girl's name?
- Mostly a boy's name: 100% of the 2,955 US babies named Cosmo since 1880 were boys.
- When was Cosmo most popular?
- 2022 in the United States, when 99 babies were named Cosmo, its highest rank at 1,708th.