Kerry Duffy

Name meaning, origin and global statistics

Kerry Duffy — Celtic
48K People worldwide
United States Most common in
1970s Peak popularity
Gender
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Kerry Duffy is a name that combines Celtic origins. The first name Kerry is a feminine given name of Celtic origin. Kerry or Kerri is a unisex English language given name of Gaelic (Irish) origin. In its original form Ciarraighe (Ciarraí), it denoted the kingdom of Ciar (ciar raighe), Ciar being the son of Fergus mac Róich, who gave his name to County Kerry. Ciarraighe was thus the name of the pre-Gaelic tribe who lived in the area of what is now County Kerry. However, branches of the Ciarraighe were all over Ireland: Ciarraige Luachra - in what is now north County Kerry and Sliabh Luachra, both named after them. Ciarraige Cuirche - due south of what is now Cork City, in Munster. The surname Duffy: Duffy is a surname of Irish origin that comes from the original Irish name Ó Dubhthaigh, meaning descendant of Dubthach. Dubthach was an Old Irish first name meaning "black". Variations include: Duffey, Duffee, Duff, Duthie, O'Duffey, O'Duffy, Duffe, O'Duffe, Dufficy, Doey, Dohey, Doohey, Duhig, Duhigg, Dowey and O'Dowey. The name originates from Connacht. Kerry is a distinctive first name, carried by approximately 48K people globally, with the highest concentration in United States. The name Kerry reached peak popularity in the 1970s, reflecting the naming trends of that era.

Etymology & Origin

First Name: Kerry

Celtic

Kerry or Kerri is a unisex English language given name of Gaelic (Irish) origin. In its original form Ciarraighe (Ciarraí), it denoted the kingdom of Ciar (ciar raighe), Ciar being the son of Fergus mac Róich, who gave his name to County Kerry. Ciarraighe was thus the name of the pre-Gaelic tribe who lived in the area of what is now County Kerry. However, branches of the Ciarraighe were all over Ireland: Ciarraige Luachra - in what is now north County Kerry and Sliabh Luachra, both named after them. Ciarraige Cuirche - due south of what is now Cork City, in Munster.

Surname: Duffy

Celtic

Duffy is a surname of Irish origin that comes from the original Irish name Ó Dubhthaigh, meaning descendant of Dubthach. Dubthach was an Old Irish first name meaning "black". Variations include: Duffey, Duffee, Duff, Duthie, O'Duffey, O'Duffy, Duffe, O'Duffe, Dufficy, Doey, Dohey, Doohey, Duhig, Duhigg, Dowey and O'Dowey. The name originates from Connacht.

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Geographic Distribution

The first name Kerry is distributed across the globe, with the highest concentrations in the following countries:

United States 51%
United Kingdom 29%
Australia 11%
Canada 9%

Popularity Over Time

Popularity of the name Kerry by decade, based on birth registration data:

1900s
1910s
1920s
1930s
1940s
1950s
1960s
1970s
1980s
1990s
2000s
2010s
2020s
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Numerology

According to Pythagorean numerology, each letter in a name carries a numerical value. Here are the key numbers for Kerry Duffy:

4
Expression Number

Stability and hard work. Represents practicality, reliability and dedication — someone who builds solid foundations.

8
Soul Urge Number

Ambition and material success. Represents power, business acumen and the drive to achieve significant goals.

5
Personality Number

Freedom and adaptability. A dynamic, versatile personality that embraces change and seeks new experiences.

Numerology is a cultural tradition for exploring symbolism in names. Results are for entertainment purposes.

Frequently Asked Questions

What is the origin of the first name Kerry?
The first name Kerry originates from Celtic. Kerry or Kerri is a unisex English language given name of Gaelic (Irish) origin. In its original form Ciarraighe (Ciarraí), it denoted the kingdom of Ciar (ciar raighe), Ciar being the son of Fergus mac Róich, who gave his name to County Kerry. Ciarraighe was thus the name of the pre-Gaelic tribe who lived in the area of what is now County Kerry. However, branches of the Ciarraighe were all over Ireland: Ciarraige Luachra - in what is now north County Kerry and Sliabh Luachra, both named after them. Ciarraige Cuirche - due south of what is now Cork City, in Munster.
When was Kerry most popular?
The name Kerry reached its peak popularity during the 1970s.
What is the origin of the surname Duffy?
The surname Duffy originates from Celtic. Duffy is a surname of Irish origin that comes from the original Irish name Ó Dubhthaigh, meaning descendant of Dubthach. Dubthach was an Old Irish first name meaning "black". Variations include: Duffey, Duffee, Duff, Duthie, O'Duffey, O'Duffy, Duffe, O'Duffe, Dufficy, Doey, Dohey, Doohey, Duhig, Duhigg, Dowey and O'Dowey. The name originates from Connacht.
How common is the surname Duffy?
The surname Duffy is shared by approximately 39K people worldwide.
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