William Adair

Name meaning, origin and global statistics

William Adair — strong protector
3.7 million People worldwide
United States Most common in
1970s Peak popularity
Gender
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William Adair is a name that combines Germanic origins. The first name William is a masculine given name of Germanic origin. From the Old High German Willahelm, composed of wil (will, desire) and helm (helmet, protection). Introduced to England by William the Conqueror in 1066. The surname Adair: Adair is a surname of Scotland. A common misconception is that the surname is related to Edgar, Eadgar, O'daire or MacDaire. Robert Fitzgerald De Athdare was the first Adair. He was from what is now Limerick, Ireland. Robert Fitzgerald fought a duel against the white knight. The Earls of Desmond had three major allied and interrelated branches with each one having a hereditary knighthood denoted by colour. The Fitzgibbons were the White Knights, The Fitzmaurices and Fitzgeralds were the Green and Black. William is one of the most widespread first names worldwide, carried by approximately 3.7 million people globally, with the highest concentration in United States. The name William reached peak popularity in the 1970s, reflecting the naming trends of that era.

Etymology & Origin

First Name: William

Meaning: strong protector

Germanic

From the Old High German Willahelm, composed of wil (will, desire) and helm (helmet, protection). Introduced to England by William the Conqueror in 1066.

Surname: Adair

English

Adair is a surname of Scotland. A common misconception is that the surname is related to Edgar, Eadgar, O'daire or MacDaire. Robert Fitzgerald De Athdare was the first Adair. He was from what is now Limerick, Ireland. Robert Fitzgerald fought a duel against the white knight. The Earls of Desmond had three major allied and interrelated branches with each one having a hereditary knighthood denoted by colour. The Fitzgibbons were the White Knights, The Fitzmaurices and Fitzgeralds were the Green and Black.

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Geographic Distribution

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

United States 46%
United Kingdom 24%
Germany 13%
Australia 9%
Canada 8%

Popularity Over Time

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

1900s
1910s
1920s
1930s
1940s
1950s
1960s
1970s
1980s
1990s
2000s
2010s
2020s
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Name Variants & Related Names

The name William has several variants and related forms across different languages and cultures:

  • Will
  • Bill
  • Willy
  • Billy
  • Guillaume
  • Wilhelm
  • Guillermo

Notable People Named William Adair

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 William Adair:

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 William?
The first name William originates from Germanic. From the Old High German Willahelm, composed of wil (will, desire) and helm (helmet, protection). Introduced to England by William the Conqueror in 1066.
When was William most popular?
The name William reached its peak popularity during the 1970s.
What is the origin of the surname Adair?
The surname Adair originates from English. Adair is a surname of Scotland. A common misconception is that the surname is related to Edgar, Eadgar, O'daire or MacDaire. Robert Fitzgerald De Athdare was the first Adair. He was from what is now Limerick, Ireland. Robert Fitzgerald fought a duel against the white knight. The Earls of Desmond had three major allied and interrelated branches with each one having a hereditary knighthood denoted by colour. The Fitzgibbons were the White Knights, The Fitzmaurices and Fitzgeralds were the Green and Black.
What are the origins of the name William Adair?
The name William Adair combines two different traditions: the first name William has Germanic roots, while the surname Adair originates from English.
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