Cosmo

Boy name

Cosmo has been given to 2,955 babies in the U.S. since 1910. It peaked in 2022.

Meaning & origin

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”).

Origin: Ancient Greek

Etymology adapted from Wiktionary, licensed CC BY-SA 4.0.

Popularity over time births per year, 1880–2025

Hover or tap the chart to read any year.

Total babies

2,955

Peak year

2022 (105 babies)

Rank in 2025

Below top 1000

First recorded

1910

10-year trend

▲ +150%

Gender split

0% girls / 100% boys

Names with a similar vibe

Same primary gender, peaked around the same years, and roughly as common as Cosmo.

Jacintoboy

2,958 babies since 1909

Rhodesboy

2,960 babies since 1915

Abdulrahmanboy

2,947 babies since 1978

Bryerboy

2,946 babies since 1990

Deckerboy

2,968 babies since 1990

Mendelboy

2,942 babies since 1912

Jhonboy

2,939 babies since 1882

Rafeboy

2,935 babies since 1880

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