MallowbyNames

Keely

KEE-lee · Of debated origin; possibly an Anglicized form of the Irish surname O'Cadhlain or derived from the Gaelic word caol, meaning 'slender' or 'narrow'.

2025 rank (girls)
#2,719
Babies named in 2025
63
Peak popularity
1997
2025 frequency
1 in 25,512 girls
Usually for
Girls
Trend
Declining since 1997

Declining since 1997, #2,719 for girls today.

Popularity of Keely since 1957

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

1853705551960198020002020Most births 1997Girls
Data table (by decade)
DecadeGirls
1950s210
1960s741
1970s1,305
1980s1,733
1990s3,342
2000s3,659
2010s1,258
2020s450

Meaning & origin

Keely first appeared in U.S. birth records in 1957 and gained steady popularity through the late 20th century, peaking in 1997 when it ranked among the top 1,000 names. Since then, its usage has fallen; in 2025 it ranked 2,719, with an incidence of 1 in 25,512 births. The name is most common in Texas, where it has maintained modest regional preference. Keely shares phonetic and stylistic similarities with other Irish-derived names like Kiley and Keeley, and its sound fits the trend of two-syllable, -ly ending names popular in the 1990s. Despite its decline, Keely remains a recognizable and straightforward name with clear pronunciation.

Keely is primarily an Anglicized spelling of the Irish surname Ó Cadhlain, meaning 'descendant of Cadhlan', a personal name of uncertain meaning. Alternatively, it may be related to the Gaelic word caol ('slender'), as in the river name Caol. The name gained prominence in the United States during the 20th century, particularly in the 1990s, when it became fashionable as a given name for girls.

Where Keely is most popular

Births per 100,000 girls 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 girlstoo few births

Nicknames & variants

Nicknames: Kee, Lee

Variants: Keely, Keeley, Kealey, Kealie, Keeli

Sibling names for Keely

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

Names like Keely

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

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

K is for Keely, our favorite little girl.

K is for Keely…”

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

Make Keely's book

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

Questions parents ask

What does the name Keely mean?
Keely likely derives from an Irish surname, possibly meaning 'descendant of Cadhlan' or 'slender' from Gaelic caol.
Is Keely a popular name?
In 2025, Keely ranked 2,719 in the U.S., with about 1 in every 25,512 newborn girls given the name. Its peak popularity was in 1997, and it has been declining since then.
Is Keely a boy or girl name?
Keely is used almost exclusively for girls in the U.S.