When was Jeff most popular?

The name Jeff reached its peak popularity during the 1970s.

What are the origins of the name Jeff Cahill?

The name Jeff Cahill combines two different traditions: the first name Jeff has English roots, while the surname Cahill originates from Celtic.

Jeff Cahill — 249K & 21K bearers

Jeff Cahill is a name that combines English origins. The first name Jeff is a masculine given name of English origin. Jeff is a masculine name, often a short form (hypocorism) of the English given names Jefferson or Jeffrey, the latter of which comes from a medieval variant of Geoffrey. Jeff Kuhn, physicist and astronomer Jeff Remmel, American mathematician Jeff S. The surname Cahill: Cahill (locally , UK: or ) is a name of Irish origin. It is the anglicised version of the Gaelic "Ó Cathail" meaning "descendant of Cathal". "Cathal" consists of two parts: "cath" means battle; the second could be "val" (rule), so that the name as a whole meant "battle ruler" or "strong in battle", or it could be "all" (great), so that the name as a whole meant "great warrior". People with the surname Barry Cahill (actor) (1921–2012), Canadian-born actor Barry Cahill (Gaelic footballer) (born 1981), Irish Gaelic football player Bernard J. S. Jeff is a well-known first name, carried by approximately 249K people globally, with the highest concentration in United States. The name Jeff reached peak popularity in the 1970s, reflecting the naming trends of that era.

Etymology & Origin

First Name: Jeff

English

Jeff is a masculine name, often a short form (hypocorism) of the English given names Jefferson or Jeffrey, the latter of which comes from a medieval variant of Geoffrey. Jeff Kuhn, physicist and astronomer Jeff Remmel, American mathematician Jeff S.

Surname: Cahill

Celtic

Cahill (locally , UK: or ) is a name of Irish origin. It is the anglicised version of the Gaelic "Ó Cathail" meaning "descendant of Cathal". "Cathal" consists of two parts: "cath" means battle; the second could be "val" (rule), so that the name as a whole meant "battle ruler" or "strong in battle", or it could be "all" (great), so that the name as a whole meant "great warrior". People with the surname Barry Cahill (actor) (1921–2012), Canadian-born actor Barry Cahill (Gaelic footballer) (born 1981), Irish Gaelic football player Bernard J. S.

Geographic Distribution

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

United States 52%

United Kingdom 27%

Australia 12%

Canada 9%

Popularity Over Time

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

1900s

1910s

1920s

1930s

1940s

1950s

1960s

1970s

1980s

1990s

2000s

2010s

2020s

Notable People Named Jeff Cahill

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 Jeff Cahill:

9

Expression Number

Compassion and humanitarianism. A generous, idealistic nature with a sincere desire to improve the world.

6

Soul Urge Number

Nurturing and responsibility. Associated with care, family values and a strong sense of duty towards loved ones.

3

Personality Number

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

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 Jeff?: The first name Jeff originates from English. Jeff is a masculine name, often a short form (hypocorism) of the English given names Jefferson or Jeffrey, the latter of which comes from a medieval variant of Geoffrey. Jeff Kuhn, physicist and astronomer Jeff Remmel, American mathematician Jeff S.
When was Jeff most popular?: The name Jeff reached its peak popularity during the 1970s.
What is the origin of the surname Cahill?: The surname Cahill originates from Celtic. Cahill (locally , UK: or ) is a name of Irish origin. It is the anglicised version of the Gaelic "Ó Cathail" meaning "descendant of Cathal". "Cathal" consists of two parts: "cath" means battle; the second could be "val" (rule), so that the name as a whole meant "battle ruler" or "strong in battle", or it could be "all" (great), so that the name as a whole meant "great warrior". People with the surname Barry Cahill (actor) (1921–2012), Canadian-born actor Barry Cahill (Gaelic footballer) (born 1981), Irish Gaelic football player Bernard J. S.
What are the origins of the name Jeff Cahill?: The name Jeff Cahill combines two different traditions: the first name Jeff has English roots, while the surname Cahill originates from Celtic.