How Many People Are Named Gianmarco?
An estimated 803 people in the United States have the first name Gianmarco. It is almost exclusively a male name. The average bearer is 18 years old, and Gianmarco peaked in popularity in 2005 with 48 births that year.
Below you will find a full statistical profile of Gianmarco as a first name in the United States, including gender data, a year-by-year popularity timeline going back to 1880, a decade breakdown, and state-by-state birth registrations. You can also check how many people share the full name Gianmarco paired with any surname.
Estimated Living Americans
803
About 1 in 426,842 people in the U.S.
Rarity
Very Rare
Predicted Gender
Male
100.0% confidence
Average Age
18
years old
Peak Year
2005
48 births
Total Registered
813
since 1880
Gender Distribution for Gianmarco
Gianmarco is almost exclusively a male name. Out of 813 total births registered, 100.0% were male.
Gianmarco as a male name
Ranked #6,953 in 2024
12 male births in 2024
Peak: 2005 (48 births)
Gianmarco: Popularity Over Time
SSA records for Gianmarco span from the 1980s to the 2020s, covering 5 decades of naming data. The most popular decade for this name was the 2000s, when 347 babies were registered. Gianmarco has declined significantly from its peak in the 2000s. Recent registrations are a fraction of what they were at the name's height.
Gianmarco by Decade
How has Gianmarco tracked across different eras? The table below groups all SSA birth registrations into 10-year periods, with separate male and female counts. The colored bar shows each decade's share relative to the peak.
Gianmarco by State
Birth registrations for Gianmarco span all 5 states and territories in the SSA database. The highest counts are in Florida, California, New Jersey. The lowest are in Texas, New York, New Jersey. On average, about 56 Gianmarcos were registered per state.
Gianmarco + Last Name Combinations
How many people share a full name with Gianmarco as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Gianmarco
Other first names starting with G with a similar number of bearers.
Gianmarco: Questions and Answers
How many people in the U.S. are named Gianmarco?
We estimate approximately 803 people named Gianmarco are alive in the United States today. This is based on SSA birth records from 1880 to 2024, adjusted for mortality using CDC life tables. About 1 in 426,842 Americans share this first name.
Is Gianmarco a common name?
Gianmarco is classified as "Very Rare" and is more popular than 88.6% of all first names in the SSA database. A total of 813 births have been registered with this name since 1880.
When was Gianmarco most popular?
Gianmarco reached peak popularity in 2005, when 48 babies were given this name. The average age of a living person named Gianmarco is approximately 18 years old, reflecting when the name was most commonly given.
Is Gianmarco a male name?
Gianmarco is predominantly male. 100.0% of people with this name are male. See the gender breakdown above for full details.
How many Gianmarco Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Gianmarco Smith, Gianmarco Johnson, Gianmarco Williams. You can also search any combination on our homepage.
Where does this data come from?
Our estimates use Social Security Administration birth records (1880 to 2024), adjusted for survival using CDC 2023 life tables broken down by sex. The U.S. population figure (342,754,338) is from the Census Bureau's July 2025 estimate. Full methodology.
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