MallowbyNames

Kathlean

kath-LEEN · of uncertain origin, possibly a variant of Kathleen, which is the Anglicized form of Caitlín (Irish form of Catherine), traditionally meaning "pure."

Peak popularity
1949
Usually for
Girls
Trend
Holding steady

Holding steady.

Popularity of Kathlean since 1919

Babies named Kathlean per year in U.S. Social Security records. Raw births topped out in 1958, but relative to how few babies were recorded back then, Kathlean's real moment was 1949.

5914192019602000Most births 1958Girls
Data table (by decade)
DecadeGirls
1910s6
1920s11
1930s39
1940s65
1950s79
1960s42
1970s11
1980s0
1990s0
2000s0
2010s0
2020s0

Meaning & origin

Kathlean is a rare spelling variant of Kathleen, a name that enjoyed considerable popularity in the United States during the early to mid-20th century. While the standard Kathleen ranked among the top 100 names for girls from the 1910s through the 1950s, the Kathlean variant remained extremely uncommon. Its first recorded year in U.S. Social Security data is 1919, and its peak year of usage was 1949, reflecting the broader popularity of similar-sounding names like Kathleen and Catherine during that era. Kathlean has not been ranked in any top state data, suggesting its usage was sporadic and geographically scattered. The name's trajectory from the 1940s onward has been stable but at very low numbers, indicating it never achieved mainstream adoption. Parents who choose this spelling often seek a distinctive alternative to the more familiar Kathleen or Katherine, retaining the traditional Irish and Greek-derived associations with purity while giving their child a name that stands apart from the crowd.

Kathlean is a variant spelling of Kathleen, itself an Anglicization of the Irish name Caitlín, which is the Irish form of the Greek name Katherine. The name Katherine likely derives from the Greek word "katharos," meaning "pure," though other origins have been proposed. The spelling Kathlean emerges as a less common variant, primarily found in the United States during the early to mid-20th century.

Nicknames & variants

Nicknames: Kate, Kathy, Katie, Lea, Lena

Variants: Kathleen, Cathleen, Katherine, Catherine

Sibling names for Kathlean

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

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

K is for Kathlean, our favorite little girl.

K is for Kathlean…”

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

Make Kathlean's book

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Questions parents ask

What does the name Kathlean mean?
Kathlean is a variant of Kathleen, which is an Anglicized form of the Irish name Caitlín, traditionally derived from the Greek name Katherine meaning "pure." The exact origin is debated, but the "pure" meaning is widely accepted.
How popular is the name Kathlean?
Kathlean is uncommon; it was recorded in U.S. births from 1919 to 2025 but never ranked among the top 1000 names. Its peak usage occurred in 1949.
Is Kathlean a boy or girl name?
Kathlean is exclusively used as a girl's name.