Constantinos
A Greek masculine name meaning "constant" or "steadfast".
Name Census estimates that about 633 living Americans carry the first name Constantinos. The name is used almost exclusively for boys. The average person named Constantinos today is around 38 years old, and the year with the single highest number of Constantinos births was 1969 (20 babies).
This page is the full Name Census profile for Constantinos. 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
633
~ 1 in 541,476 Americans
Peak year
1969
20 babies that year
Average age
38
years old
2024 SSA rank
#9,126
Tracked since 1956
Popularity
Constantinos: popularity over time
The SSA tracks Constantinos from the 1950s through to the 2020s, spanning 8 decades of birth certificate data. The biggest single decade for the name was the 1970s, with 155 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
Constantinos 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 Constantinos during that decade, along with a combined total. This is useful for spotting eras where the name surged or retreated.
Geography
Where Constantinos' live
Origin
Meaning and history of Constantinos
The name Constantinos is of Greek origin, derived from the ancient Greek word "konstantinos" which means "constant" or "steadfast." The name has been in use since the 4th century AD and is closely associated with the Byzantine Empire and Eastern Orthodox Christianity.
The earliest known bearer of this name was Constantine the Great, who was born around 272 AD in Naissus, a city in the Roman province of Moesia (modern-day Serbia). Constantine was the first Roman emperor to convert to Christianity and played a crucial role in establishing it as the dominant religion of the empire. He is also known for founding the city of Constantinople (modern-day Istanbul), which became the capital of the Byzantine Empire.
Another notable figure in history with this name was Constantine VII, who was the Byzantine Emperor from 913 to 959 AD. He is remembered for his efforts to revive the study of ancient Greek literature and philosophy, as well as for his important work, the "De Administrando Imperio," which provides valuable information about the Byzantine Empire and its neighbors.
In the 11th century, there was Constantine IX Monomachos, who ruled as the Byzantine Emperor from 1042 to 1055 AD. He is known for his efforts to reform the Byzantine administration and for his military campaigns against the Seljuk Turks, who were threatening the empire's eastern territories.
Another notable figure was Constantine XI Palaiologos, who was the last Byzantine Emperor, ruling from 1449 until his death in 1453 during the Fall of Constantinople to the Ottoman Empire. He is remembered as a brave and heroic figure who chose to die fighting in the defense of his capital rather than fleeing.
In more recent times, Constantine Karamanlis was a prominent Greek politician who served as the Prime Minister of Greece from 1955 to 1963 and again from 1974 to 1980. He played a crucial role in Greece's transition to democracy after the end of the military junta in 1974.
The name Constantinos has a long and rich history, spanning centuries and crossing cultural boundaries. It is deeply rooted in the Eastern Orthodox Christian tradition and has been borne by various rulers, politicians, and important figures throughout history, reflecting its association with strength, steadfastness, and perseverance.
People
Constantinos + last name combinations
How many people share a full name with Constantinos as the first name? Click a combination below to see the estimate, or search any pairing.
Related
Other names starting with C
Other first names starting with C with a similar number of bearers.
FAQ
Constantinos: questions and answers
How many people in the U.S. are named Constantinos?
Name Census puts the figure at roughly 633 living Americans. We arrive at this by taking every SSA birth registration for Constantinos 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 541,476 US residents.
Is Constantinos a common name?
We classify Constantinos as "Very Rare". It ranks above 86.7% of all first names in the SSA dataset by living bearers. Across the full history of the data, 668 babies have been registered with this name.
When was Constantinos most popular?
The single biggest year for Constantinos was 1969, when 20 babies received the name. The fact that the average living Constantinos is about 38 years old gives you a rough sense of which era contributed the most bearers who are still alive today.
Is Constantinos a male name?
Yes, 100.0% of people registered as Constantinos 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.