MallowbyNames

Kaelum

KAY-lum · A modern invented name, possibly inspired by the Latin word caelum meaning 'sky' or 'heaven'.

2025 rank (boys)
#5,861
Babies named in 2025
15
Peak popularity
2018
2025 frequency
1 in 113,872 boys
Usually for
Boys
Trend
Rising since 2009

Rising since 2009, #5,861 for boys today.

Popularity of Kaelum since 2009

Babies named Kaelum per year in U.S. Social Security records.

7152220102020Most births 2018Boys
Data table (by decade)
DecadeBoys
2000s8
2010s86
2020s86

Meaning & origin

Kaelum is a modern American invention first recorded in 2009, a year that marks the beginning of its slow but steady climb in popularity. By 2025 it ranked 5,861, with approximately 1 in 113,872 newborns receiving the name. Its peak year of use was 2018, suggesting that while still rare, Kaelum has carved out a small but loyal following among parents seeking a distinctive sound with a celestial hint. The name's trajectory has been generally rising since 2009, aligning with broader trends for inventive, phonetically pleasing names starting with 'K.' Though not yet tied to any single U.S. state or region, Kaelum's appeal appears national rather than regional. Its etymology is speculative: likely a respelling of the Latin caelum ('sky' or 'heaven') or a variant of names like Cael or Kael, which themselves draw on ancient roots. As an invented name, it carries no historical baggage but offers a fresh, airy quality that resonates with modern naming sensibilities.

Kaelum is a contemporary coinage, first recorded in U.S. birth data in 2009. It appears to be a respelling or variation of the Latin caelum ('sky, heaven'), perhaps influenced by the popularity of names like Kael, Cael, or Caleb. Its rise coincides with a broader trend of unique, euphonious names beginning with 'K.'

Nicknames & variants

Nicknames: Kae

Variants: Caelum, Kael

Sibling names for Kaelum

Names that share Kaelum's style, for a brother or sister.

A parent animal hugging its little one, the personalized name page

K is for Kaelum, our favorite little boy.

K is for Kaelum…”

In a Mallowby alphabet book, Kaelum's letter becomes Kaelum's page: hand-illustrated, printed hardcover or paperback, made just for them.

Make Kaelum's book

Books for siblings or grandkids? The second book is 15% off.

Questions parents ask

What does the name Kaelum mean?
Kaelum is a modern invented name, likely inspired by the Latin word caelum, meaning 'sky' or 'heaven'. It does not have a traditional meaning.
How popular is Kaelum?
Kaelum first appeared in U.S. birth records in 2009. As of 2025, it ranked 5,861, with about 1 in every 113,872 newborns given the name. Its peak year was 2018.
Is Kaelum a boy's name or a girl's name?
Kaelum is almost exclusively used for boys, though it could be considered gender-neutral in theory.