Jeffrey Oneil

Name meaning, origin and global statistics

Jeffrey Oneil — peaceful pledge
887K People worldwide
United States Most common in
1970s Peak popularity
Gender
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Jeffrey Oneil is a name that combines Germanic origins. The first name Jeffrey is a masculine given name of Germanic origin. Jeffrey is a common English given name, and a variant form of the name Geoffrey (itself from a Middle French variant of Godfrey, Gottfried). It has been argued that the common derivation of Middle French Geoffrey (or Geoffroy), Jeffery from Godfrey is mistaken, and that the names reflect two separate first Germanic elements god vs. gaut, which became conflated in Old High German by the end of the early medieval period. Outside of North America, Geoffrey is more common than Jeffrey. The surname Oneil: The O'Neill dynasty (Irish: Ó Néill) are a lineage of Irish Gaelic origin that held prominent positions and titles in Ireland and elsewhere. As kings of Cenél nEógain, they were historically one of the most prominent family of the Northern Uí Néill, along with the O'Donnell dynasty. Some O'Neills state that their ancestors were kings of Ailech during the Early Middle Ages, as descendants of Niall of the Nine Hostages. Two of their progenitors were High Kings of Ireland: Niall Glúndub (from whom they take their name) and Domnall ua Néill. Jeffrey is a well-known first name, carried by approximately 887K people globally, with the highest concentration in United States. The name Jeffrey reached peak popularity in the 1970s, reflecting the naming trends of that era.

Etymology & Origin

First Name: Jeffrey

Meaning: peaceful pledge

Germanic

Jeffrey is a common English given name, and a variant form of the name Geoffrey (itself from a Middle French variant of Godfrey, Gottfried). It has been argued that the common derivation of Middle French Geoffrey (or Geoffroy), Jeffery from Godfrey is mistaken, and that the names reflect two separate first Germanic elements god vs. gaut, which became conflated in Old High German by the end of the early medieval period. Outside of North America, Geoffrey is more common than Jeffrey.

Surname: Oneil

Celtic

The O'Neill dynasty (Irish: Ó Néill) are a lineage of Irish Gaelic origin that held prominent positions and titles in Ireland and elsewhere. As kings of Cenél nEógain, they were historically one of the most prominent family of the Northern Uí Néill, along with the O'Donnell dynasty. Some O'Neills state that their ancestors were kings of Ailech during the Early Middle Ages, as descendants of Niall of the Nine Hostages. Two of their progenitors were High Kings of Ireland: Niall Glúndub (from whom they take their name) and Domnall ua Néill.

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Geographic Distribution

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

United States 51%
United Kingdom 27%
Australia 12%
Canada 9%

Popularity Over Time

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

1900s
1910s
1920s
1930s
1940s
1950s
1960s
1970s
1980s
1990s
2000s
2010s
2020s
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Notable People Named Jeffrey Oneil

People listed above share this name. Listed for informational purposes only. Source: Wikipedia.

Numerology

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

4
Expression Number

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

3
Soul Urge Number

Creativity and self-expression. Associated with artistic flair, optimism and sociability — a natural communicator.

1
Personality Number

Leadership and independence. This number suggests a self-reliant, ambitious and pioneering personality that forges its own path.

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 Jeffrey?
The first name Jeffrey originates from Germanic. Jeffrey is a common English given name, and a variant form of the name Geoffrey (itself from a Middle French variant of Godfrey, Gottfried). It has been argued that the common derivation of Middle French Geoffrey (or Geoffroy), Jeffery from Godfrey is mistaken, and that the names reflect two separate first Germanic elements god vs. gaut, which became conflated in Old High German by the end of the early medieval period. Outside of North America, Geoffrey is more common than Jeffrey.
When was Jeffrey most popular?
The name Jeffrey reached its peak popularity during the 1970s.
What is the origin of the surname Oneil?
The surname Oneil originates from Celtic. The O'Neill dynasty (Irish: Ó Néill) are a lineage of Irish Gaelic origin that held prominent positions and titles in Ireland and elsewhere. As kings of Cenél nEógain, they were historically one of the most prominent family of the Northern Uí Néill, along with the O'Donnell dynasty. Some O'Neills state that their ancestors were kings of Ailech during the Early Middle Ages, as descendants of Niall of the Nine Hostages. Two of their progenitors were High Kings of Ireland: Niall Glúndub (from whom they take their name) and Domnall ua Néill.
What are the origins of the name Jeffrey Oneil?
The name Jeffrey Oneil combines two different traditions: the first name Jeffrey has Germanic roots, while the surname Oneil originates from Celtic.
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