MallowbyNames

Kellen

KEL-en · Possibly meaning 'slender' or 'fair', from an Irish surname.

2025 rank (boys)
#1,069
Babies named in 2025
202
Peak popularity
2012
2025 frequency
1 in 8,456 boys
Usually for
Boys
Trend
Declining since 2011

Declining since 2011, #1,069 for boys today.

Popularity of Kellen since 1954

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

3116219321960198020002020Most births 2012GirlsBoys
GirlsBoys
Data table (by decade)
DecadeGirlsBoys
1950s043
1960s6543
1970s1226
1980s3802,854
1990s3491,981
2000s2294,398
2010s1766,167
2020s541,530

Meaning & origin

Kellen first appeared on U.S. birth records in 1954, but it remained relatively uncommon for decades. Its popularity peaked in 2012, when it reached its highest rank. Since 2011, however, usage has been steadily declining. In 2025, it ranked 1,069, with about 1 in 8,456 male newborns receiving the name. The name is most common in Oregon, Washington, and Massachusetts, reflecting a concentration in the Pacific Northwest and New England. Kellen fits the pattern of Irish surname-names that have become popular first names, similar to trends seen with names like Ryan and Liam. The trajectory since its peak suggests it is currently falling out of favor, though it remains a recognizable choice for parents seeking a name with Irish heritage.

Kellen is an anglicized form of the Irish surname Ó Ceallacháin, meaning 'descendant of Ceallachán', a diminutive of the personal name Ceallach. Its meaning is debated, possibly 'slender' or 'fair'. The name gained popularity in the United States as a given name in the mid-20th century, influenced by the similar-sounding trend of -en ending names.

Where Kellen is most popular

Births per 100,000 boys by state. Press play or drag the slider to watch it move across the decades. The lightest shade means too few recorded births.

2020s
Fewermore per 100k boystoo few births

Nicknames & variants

Nicknames: Kel, Kell

Variants: Kellan, Kellan, Kelen

Sibling names for Kellen

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

Names like Kellen

Names whose popularity has moved with Kellen's over the last 50 years.

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

K is for Kellen, our favorite little boy.

K is for Kellen…”

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

Make Kellen's book

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

Questions parents ask

What does the name Kellen mean?
Kellen likely means 'slender' or 'fair', derived from an Irish surname related to Ceallach.
How popular is the name Kellen?
As of 2025, Kellen ranked 1,069 in the U.S., with about 1 in 8,456 male newborns given the name.
Is Kellen a boy or girl name?
Kellen is predominantly a boy's name, though it is occasionally used for girls.