MallowbyNames

Kallen

KAL-en · Of uncertain origin; possibly a modern invented name or a variant of Callan.

2025 rank (boys)
#1,297
Babies named in 2025
150
Peak popularity
2025
2025 frequency
1 in 11,387 boys
Usually for
Boys
Trend
Rising since 1992

Rising since 1992, #1,297 for boys today.

Popularity of Kallen since 1963

Babies named Kallen per year in U.S. Social Security records. Raw births topped out in 2014, but relative to how few babies were recorded back then, Kallen's real moment was 2025.

53106159198020002020Most births 2014GirlsBoys
GirlsBoys
Data table (by decade)
DecadeGirlsBoys
1960s06
1970s00
1980s4055
1990s100139
2000s90399
2010s851,298
2020s45846

Meaning & origin

Kallen is a modern American name that first appeared in 1963 and has been on an upward trajectory since 1992. Its peak year so far is 2025, when it ranked 1297 nationally. The name is most common in Wisconsin, Oklahoma, and Minnesota. While its exact meaning is uncertain, Kallen's sound fits well with contemporary naming trends that favor invented or adapted names. For parents seeking a distinctive but accessible name, Kallen offers a fresh alternative to more traditional choices.

Kallen is a modern American name that first appeared in the 1960s. Its origin is unclear; it may be a respelling of the Irish surname Callan or a blend of popular sounds like Kal- and -len. The name has grown steadily in use since the 1990s, particularly in the Midwest and Oklahoma.

Where Kallen is most popular

Births per 100,000 boys by state, 2025. The lightest shade means too few recorded births.

Fewermore per 100k boystoo few births

Kallen” around the world

Where Kallen lands in the latest official birth statistics abroad, matched to the U.S. spelling.

  • France

    5

    babies in 2024

Sources: INSEE (France).

Nicknames & variants

Nicknames: Kal, Kallie, Len

Variants: Callen, Callan, Kalen

Sibling names for Kallen

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

Sisters: Kylie, Maya, Ella, Grace, Chloe

Brothers: Caden, Declan, Liam, Owen, Bennett

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

K is for Kallen, our favorite little boy.

K is for Kallen…”

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

Make Kallen's book

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

Questions parents ask

What does the name Kallen mean?
Kallen is of uncertain origin, but it may be a modern variant of Callan, which is an Irish surname meaning 'rock' or 'battle'.
Is Kallen a boy or girl name?
Kallen is primarily used as a boy name. In the most recent data from 2025, it ranked 1297 for boys.
How popular is the name Kallen?
Kallen has been rising in popularity since 1992. In 2025, it ranked 1297, with about 1 in every 11,387 baby boys given the name.