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Kelly

The name 'Kelly' originates from the Irish surname Ó Ceallaigh, which means 'descendant of Ceallach.' The meaning of Ceallach is not entirely clear but is often associated with 'warrior' or 'bright-headed.' The name gained popularity as a given name in English-speaking countries, particularly for girls in the mid-20th century.

IPA: /ˈkɛli/ · Simplified: KEL-ee

Unisex
Irish
Irish
Ireland
friendly
approachable
vibrant
cheerful

55/100

Popularity

Falling

10-Year Trend

5

Countries

1977

Peak Year

Meaning of Kelly

Etymology, origin story, and cultural significance.

The name 'Kelly' originates from the Irish surname Ó Ceallaigh, which means 'descendant of Ceallach.' The meaning of Ceallach is not entirely clear but is often associated with 'warrior' or 'bright-headed.' The name gained popularity as a given name in English-speaking countries, particularly for girls in the mid-20th century.

Does Kelly flow with your last name? — Run the surname compatibility check

How to pronounce Kelly

IPA notation and a simplified pronunciation guide.

IPA: /ˈkɛli/ · Simplified: KEL-ee

Nicknames for Kelly

Common diminutives and short forms used in everyday life.

Kel
Kels
Kelley
Lee

Kelly name popularity

Popularity score over the last 10 years and countries where this name is popular.

20152016201720182019202020212022202320240255075100

Popular in Countries

Top countries where this name is most common.

70

Ireland

60

United States

55

Canada

50

Australia

49

United Kingdom

International Forms

How this name appears across different languages and cultures.

Kelley

Kellie

Names like Kelly

Names with a similar feel you might also like.

Kelsey

Kerry

Courtney

Collections featuring Kelly

Curated name lists where this name appears

Personality

Traits and perception commonly associated with this name.

People named Kelly are often seen as approachable and friendly, with a vibrant energy that draws others to them. They are typically perceived as adaptable and outgoing, enjoying social interactions and cultivating friendships.

Name Day

Traditional celebration date for this name.

Not traditionally celebrated

Famous people named Kelly

Well-known figures who share this name.

K

Kelly Clarkson

American singer and first winner of 'American Idol' in 2002

K

Kelly Slater

American professional surfer and 11-time world champion

Frequently asked questions about Kelly

Quick answers on meaning, gender, popularity, and nicknames.

What does Kelly mean?
Here is the meaning behind Kelly: The name 'Kelly' originates from the Irish surname Ó Ceallaigh, which means 'descendant of Ceallach.' The meaning of Ceallach is not entirely clear but is often associated with 'warrior' or 'bright-headed.' The name gained popularity as a given name in English-speaking countries, particularly for girls in the mid-20th century.
Is Kelly a boy or girl name?
Kelly is a unisex name — it is given to both boys and girls.
How popular is Kelly?
Kelly scores 55/100 on Namelia's popularity index, with a peak around 1977.
What are good nicknames for Kelly?
Popular nicknames for Kelly: Kel, Kels, Kelley, Lee.
What names are similar to Kelly?
Names similar to Kelly: Kelsey, Kerry, Courtney, Ashley — close in sound, origin, or style.

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