Vasilios
From Greek roots meaning "kingly" or "royal."
Name Census estimates that about 1,414 living Americans carry the first name Vasilios. The name is used almost exclusively for boys. The average person named Vasilios today is around 34 years old, and the year with the single highest number of Vasilios births was 1975 (45 babies).
This page is the full Name Census profile for Vasilios. Below you will find a gender breakdown showing how the name splits between male and female registrations, a year-by-year popularity chart stretching back to 1880, decade-level totals, the top US states for this name, its meaning and etymology, and a set of frequently asked questions with data-backed answers.
People living today
1.4K
~ 1 in 242,401 Americans
Peak year
1975
45 babies that year
Average age
34
years old
2024 SSA rank
#6,138
Tracked since 1923
Popularity
Vasilios: popularity over time
The SSA tracks Vasilios from the 1920s through to the 2020s, spanning 8 decades of birth certificate data. The biggest single decade for the name was the 1970s, with 315 total registrations. Usage has dropped considerably from its 1970s peak. The most recent decade brought in only a fraction of the registrations that the name once attracted.
Babies born per year
Decades
Vasilios by decade
The table below breaks the full SSA timeline into ten-year windows. Each row shows how many male and female babies were given the name Vasilios during that decade, along with a combined total. This is useful for spotting eras where the name surged or retreated.
Geography
Where Vasilios' live
The SSA's state-level files cover 5 states and territories. New York, Illinois, Massachusetts recorded the most babies named Vasilios, while California, New Jersey, Massachusetts recorded the fewest. The average across all reporting states is about 109 registrations each.
Origin
Meaning and history of Vasilios
The name Vasilios is a Greek masculine given name derived from the Greek word "basileus," meaning "king" or "monarch." It has its origins in ancient Greece and has been in use for over two millennia.
Vasilios was a common name among the ruling classes in the Byzantine Empire, where it was associated with royalty and nobility. The name gained popularity during the reign of the Byzantine Emperor Basil I, who ruled from 867 to 886 AD and founded the Macedonian dynasty.
In Greek mythology, Vasilios is associated with the legendary figure of Basilius, a warrior and hero who fought alongside the gods. This association with bravery and valor contributed to the name's significance and appeal.
One of the earliest recorded instances of the name Vasilios dates back to the 4th century AD, when Saint Basil the Great, a prominent theologian and Bishop of Caesarea, was born in 330 AD. His work had a profound influence on the development of Christian theology and monastic traditions.
Throughout history, several notable figures have borne the name Vasilios. One such figure was Vasilios Digenis Akritas, a legendary Byzantine hero and warrior who lived in the 10th century AD and was celebrated in epic poems for his bravery in defending the Byzantine Empire's eastern borders.
Another prominent figure was Vasilios Argyropoulos (c. 1457-1534), a Greek Renaissance scholar and humanist who played a significant role in the revival of Greek learning in Italy during the 15th and 16th centuries.
In the 19th century, Vasilios Konstantinou (1835-1899) was a Greek military officer and revolutionary who fought for the liberation of Crete from Ottoman rule, becoming a national hero in Greece.
More recently, Vasilios Tsitsanis (1915-1984) was a renowned Greek composer and singer, widely considered one of the most influential figures in the development of the Greek rebetiko music genre.
The name Vasilios has also been associated with royalty and nobility in other cultures. For example, Vasili III (1479-1533) was a Grand Prince of Moscow and the first ruler of a unified Russia.
People
Vasilios + last name combinations
How many people share a full name with Vasilios as the first name? Click a combination below to see the estimate, or search any pairing.
Related
Other names starting with V
Other first names starting with V with a similar number of bearers.
FAQ
Vasilios: questions and answers
How many people in the U.S. are named Vasilios?
Name Census puts the figure at roughly 1,414 living Americans. We arrive at this by taking every SSA birth registration for Vasilios going back to 1880 and adjusting each cohort for expected survival using CDC actuarial life tables. The result is an age-weighted living-bearer count, not a raw birth total. That works out to about 1 in 242,401 US residents.
Is Vasilios a common name?
We classify Vasilios as "Rare". It ranks above 92.1% of all first names in the SSA dataset by living bearers. Across the full history of the data, 1,482 babies have been registered with this name.
When was Vasilios most popular?
The single biggest year for Vasilios was 1975, when 45 babies received the name. The fact that the average living Vasilios is about 34 years old gives you a rough sense of which era contributed the most bearers who are still alive today.
Is Vasilios a male name?
Yes, 100.0% of people registered as Vasilios in the SSA data are male. You can see the full per-sex comparison in the gender distribution section above, which includes the latest year rank, birth count, and peak year for each sex.
Where does this data come from?
First-name figures come from the Social Security Administration's national baby name files, which cover every name on a birth certificate from 1880 to 2024. Living-bearer estimates layer in CDC actuarial life tables broken out by sex to account for mortality. The population baseline (342,754,338) is the Census Bureau's latest national estimate. You can read the full calculation on our methodology page.