Given name & surname
Williamson
“will”·“desire”·“helmet”
Williamson is a variant of William. William’s elements mean “will” or “desire” and “helmet” or “protection.” “Determined protector” is a natural interpretation of that combination.
Meaning & origin
What it means
Williamson is a variant of William. William’s elements mean “will” or “desire” and “helmet” or “protection.” “Determined protector” is a natural interpretation of that combination.
Explained through its name family
Where it comes from
Williamson is a variant of William. William is an English form of a Germanic name brought to England by the Normans.
Explained through its name family
How it developed
In English usage, Williamson as a surname has a “son of” formation linked to William. Williamson is a variant of William. The shared background comes through William: William joins the Germanic elements wil and helm. The second element began with the concrete image of a helmet and also carried the broader idea of protection.
Combines direct and name-family evidence
The story
Published U.S. birth records include this spelling as early as 1924. This is the earliest published observation available here, rather than a date for the name’s origin. Williamson is a variant of William. The history of William gives this family its wider story. William spread widely in England after the Norman Conquest, among people beyond the Norman ruling class. William remained prominent through the Middle Ages and became a royal name in England, Germany, and the Netherlands.
Combines direct and name-family evidence
Williamson through the years
- Babies since 1880
- 96
- 96 boys · 0 girls
- Most popular year
- 1924
- 9 babies
- 2025
- 9
- #8,873 for boys
- 2021–25 vs 2016–20
- —
- Too few births to compare
By the numbers
In 2025, this name appeared in 9 U.S. birth records for boys, ranking No. 8,873 among boys’ names. The recent annual counts are too incomplete to establish a ten-year comparison. Published U.S. population figures for this spelling include 303 as a first name in 2020; 109,310 as a surname in 2020.
From Social Security birth records and U.S. Census name counts for this exact spelling. Other spellings are counted separately.
Williamson’s family of names
In English usage, Williamson as a surname has a “son of” formation linked to William. In English usage, Williamson as a surname has a conventional equivalent in the Breton form Abguillerm. Williamson has a related form in William.
Inner ring: nicknames and forms · outer: across languages.
Nicknames & forms 2
Diminutives, pet forms, short forms and variants used alongside the name.
Across languages 1
Equivalents and cognates in other languages, plus older forms it grew from.
See also 5
Names our sources mention alongside this one. They are related in story or meaning, not forms of this name.
People named Williamson
- Williamson Murrayhistorian1941–2023
- Williamson Simpson OldhamAmerican politician (1813-1868)
- Williamson R. W. CobbAmerican politician (1807–1864)
- Williamson EversAmerican political consultantborn 1948
Listed by how widely each person is written about, which says nothing about the name itself.
Similar names
If you love Williamson, these share its style, era, origin or sound, from outside its own family.
Wille
“will” · “desire”
90% boys · 10% girls
Rinaldo
“the king's advisor”
>99% boys
Reinold
“the king's advisor”
>99% boys
Gust
“one who is venerable; majestic” · “from the staff of the gods”
>99% boys
Willkie
“will” · “desire”
>99% boys
Wilkie
“will” · “desire”
95% boys · 5% girls
Arthel
“strong as a bear”
>99% boys
Baltasar
“baal protect the king”
>99% boys