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2025 data, released 8 May 2026

Caelum

Caelum was the 1690th most popular name for boys in 2025, given to 97 babies. That is its highest rank since records began in 1880. Over the last ten years it has moved up 2,109 places. More babies were named Caelum in the 2020s than in any other decade.

Meaning Not yet researched how we research meanings

Rank in 2025
#1,690 boys, up 427 places since 2020
Babies in 2025
97boys
Girls and boys
Almost always a boy’s name2021–2025
Peak year
202597 babies
Total since 1880
928babies recorded

Caelum popularity since 1880

0255075100 1900192019401960198020002020
Boys Babies per year, US, from Social Security records. Years with fewer than 5 babies show as zero.
YearRank (boys)Babies (boys)
2025#1,69097
2020#2,11766
2010#3,54430
2000#8,3117
1990——
1980——
1970——
1960——
1950——
1940——
1930——
1920——
1910——
1900——
1890——
1880——

How popular is Caelum, counting every spelling?

Caelum is the most common spelling of a name family that ranked #1,296 for boys in 2025 once every spelling is counted together, compared with #1,690 for Caelum on its own. Together these spellings went to 138 boys in 2025.

SpellingBabies 2025Official rankBabies 2021–2025
Caelum97#1,690364
Kaelum15#5,99369
Caellum10#7,76538
Caylum7#9,88437
Kaylum9#8,59132

Spellings count together when they sound the same in American English and are used for the same sex; nicknames and forms that sound different (such as Theo and Theodore) are kept apart. How we group spellings.

How many kids will share the name Caelum?

97 of the 3,606,400 babies born in the US in 2025 were named Caelum (0.03 per 1,000 births). For a boy named Caelum born in 2025, the chance that another child with the same name is in a class of 20 children the same age is under 1 in 50. If every grade liked the name as much as the 2025 babies do, only about one elementary school in 86 (of 430 pupils) would have a child named Caelum.

Chance of another Caelum in a class of 20under 1 in 50US, born 2025
Most likely inTexasunder 1 in 50 (2024)

Shares of all registered births (NCHS); classes assumed to be children born the same year. How we estimate this.

How old are people named Caelum?

About 900 people born in the US named Caelum are alive today, with a median age of 7; half are between 3 and 12. That makes Caelum a young name: most people with it are children.

0–910–1920–2930–3940–4950–5960–6970–7980–8990+
Estimated people alive in the US with the name, by age, mid-2026. The darker bar holds the median age.

Babies given the name each year (SSA) times the share of that birth year still alive (SSA life tables). Counts people born in the US only. Method.

Caelum by state

How common Caelum was among boys born in each state in 2021–2025. In 45 states fewer than five boys a year got the name, too few for SSA to publish, so those states show as zero.

Alaska: fewer than 5 a yearAK–Maine: fewer than 5 a yearME–Wisconsin: fewer than 5 a yearWI–Vermont: fewer than 5 a yearVT–New Hampshire: fewer than 5 a yearNH–Washington: fewer than 5 a yearWA–Idaho: fewer than 5 a yearID–Montana: fewer than 5 a yearMT–North Dakota: fewer than 5 a yearND–Minnesota: fewer than 5 a yearMN–Illinois: fewer than 5 a yearIL–Michigan: fewer than 5 a yearMI–New York: 0.02 per 1,000 babiesNY0.02Massachusetts: fewer than 5 a yearMA–Oregon: fewer than 5 a yearOR–Nevada: fewer than 5 a yearNV–Wyoming: fewer than 5 a yearWY–South Dakota: fewer than 5 a yearSD–Iowa: fewer than 5 a yearIA–Indiana: fewer than 5 a yearIN–Ohio: fewer than 5 a yearOH–Pennsylvania: 0.02 per 1,000 babiesPA0.02New Jersey: fewer than 5 a yearNJ–Connecticut: fewer than 5 a yearCT–Rhode Island: fewer than 5 a yearRI–California: 0.05 per 1,000 babiesCA0.05Utah: fewer than 5 a yearUT–Colorado: fewer than 5 a yearCO–Nebraska: fewer than 5 a yearNE–Missouri: fewer than 5 a yearMO–Kentucky: fewer than 5 a yearKY–West Virginia: fewer than 5 a yearWV–Virginia: 0.04 per 1,000 babiesVA0.04Maryland: fewer than 5 a yearMD–Delaware: fewer than 5 a yearDE–Arizona: fewer than 5 a yearAZ–New Mexico: fewer than 5 a yearNM–Kansas: fewer than 5 a yearKS–Arkansas: fewer than 5 a yearAR–Tennessee: fewer than 5 a yearTN–North Carolina: fewer than 5 a yearNC–South Carolina: fewer than 5 a yearSC–District of Columbia: fewer than 5 a yearDC–Oklahoma: fewer than 5 a yearOK–Louisiana: fewer than 5 a yearLA–Mississippi: fewer than 5 a yearMS–Alabama: fewer than 5 a yearAL–Georgia: fewer than 5 a yearGA–Hawaii: fewer than 5 a yearHI–Texas: 0.04 per 1,000 babiesTX0.04Florida: 0.01 per 1,000 babiesFL0.01
Babies per 1,000 of the same sex, Caelum, boys, 2021–2025. Darker means more common.

Names with a similar history

These names rose and fell in step with Caelum: their share of US boys followed the most similar curve since 1880. If you like Caelum, they share its era and feel.

Questions about the name Caelum

How popular is the name Caelum?

Caelum was the 1690th most popular name for boys in 2025, given to 97 babies. That is its highest rank since records began in 1880. Over the last ten years it has moved up 2,109 places. More babies were named Caelum in the 2020s than in any other decade.

Is Caelum a boy or girl name?

In 2021–2025, almost always a boy’s name given the name Caelum in the US.

Where is Caelum most popular?

In 2021–2025, Caelum was most common in California (0.05 per 1,000 boys), followed by Virginia and Texas.