Wiljo
A boy's name of Finnish origin with 6 recorded U.S. births.
Meaning & Origin
Only 6 babies have been named Wiljo in recorded U.S. history. That level of rarity means your child would almost certainly be the only one in their school, their workplace, and most rooms they walk into — a genuinely one-of-a-kind choice.
Wiljo is not in the current top 1,000 boy names nationally, making it an uncommon choice — though your state or community may differ.
Wiljo is a boy's baby name of Finnish or Swedish origin, a Scandinavian short form of Wilhelm or Vilhelm, the Nordic form of William, meaning 'resolute protector' — from Old High German willo (will) + helm (helmet, protection).
Wiljo appears in early American records primarily among Finnish and Swedish immigrant families. Finland has a strong tradition of using shortened, affectionate forms of Germanic names, and Wiljo carries that Scandinavian minimalism — everything you need, nothing extra.
EtymologyShow more
Wiljo first shows up in U.S. Social Security records in 1916. Its appearance in the 1910s coincides with waves of immigration, cultural exchange, and the early decades of American popular culture — all of which introduced and popularized new names.
Its Finnish classification suggests a path from finnish linguistic traditions into American usage, though the specific route — whether through immigration, literature, or cultural exchange — would require deeper historical research.
At a Glance
Popularity Over Time
Wiljo has 1+ years of history in the U.S., first appearing in 1916.
Popularity by Decade
| Decade | Births | Avg Rank | Trend |
|---|---|---|---|
| 1910s | 6 | #3883 | — |
The Story of Wiljo
A Greatest Generation name
Peaking in 1916, Wiljo is a name steeped in history. Boys named Wiljo are most likely born between 1916 and 1916.
How rare is Wiljo?
With fewer than 500 recorded births, Wiljo is an exceptionally rare name — a one-of-a-kind choice.
The journey through the decades
First appeared in the records in 1916, peaked in the 1910s with 6 births that decade.
Year-by-Year Data
View complete yearly data(1 years, 1916–1916)
| Year | Births | Rank |
|---|---|---|
| 1916 | 6 | #3883 |
Source: U.S. Social Security Administration. Showing years with 5+ recorded births.
Frequently Asked Questions
Is Wiljo a boy's or girl's name?
When was Wiljo most popular?
How popular is the name Wiljo?
Explore More
Data source: U.S. Social Security Administration, 1916–1916