How Many People Are Named Mariano?
An estimated 8,052 people in the United States have the first name Mariano. It is almost exclusively a male name. The average bearer is 30 years old, and Mariano peaked in popularity in 2022 with 215 births that year.
Below you will find a full statistical profile of Mariano 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 Mariano paired with any surname.
Estimated Living Americans
8,052
About 1 in 42,568 people in the U.S.
Rarity
Rare
Predicted Gender
Male
100.0% confidence
Average Age
30
years old
Peak Year
2022
215 births
Total Registered
9,881
since 1880
Gender Distribution for Mariano
Mariano is almost exclusively a male name. Out of 9,881 total births registered, 100.0% were male.
Mariano as a male name
Ranked #1,151 in 2024
182 male births in 2024
Peak: 2022 (215 births)
Mariano: Popularity Over Time
SSA records for Mariano span from the 1890s to the 2020s, covering 14 decades of naming data. The most popular decade for this name was the 2000s, when 1,686 babies were registered. While Mariano is less common than at its peak in the 2000s, it remains a well-established name with steady registrations.
Mariano by Decade
How has Mariano 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.
Mariano by State
Birth registrations for Mariano span all 28 states and territories in the SSA database. The highest counts are in California, Texas, New York. The lowest are in Tennessee, South Carolina, Oklahoma. On average, about 245 Marianos were registered per state.
Mariano + Last Name Combinations
How many people share a full name with Mariano as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Mariano
Other first names starting with M with a similar number of bearers.
Mariano: Questions and Answers
How many people in the U.S. are named Mariano?
We estimate approximately 8,052 people named Mariano 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 42,568 Americans share this first name.
Is Mariano a common name?
Mariano is classified as "Rare" and is more popular than 97.4% of all first names in the SSA database. A total of 9,881 births have been registered with this name since 1880.
When was Mariano most popular?
Mariano reached peak popularity in 2022, when 215 babies were given this name. The average age of a living person named Mariano is approximately 30 years old, reflecting when the name was most commonly given.
Is Mariano a male name?
Mariano is predominantly male. 100.0% of people with this name are male. See the gender breakdown above for full details.
How many Mariano Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Mariano Smith, Mariano Johnson, Mariano 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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