How Many People Are Named Marietta?
An estimated 5,766 people in the United States have the first name Marietta. It is almost exclusively a female name. The average bearer is 62 years old, and Marietta peaked in popularity in 1921 with 295 births that year.
Below you will find a full statistical profile of Marietta 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 Marietta paired with any surname.
Estimated Living Americans
5,766
About 1 in 59,444 people in the U.S.
Rarity
Rare
Predicted Gender
Female
100.0% confidence
Average Age
62
years old
Peak Year
1921
295 births
Total Registered
15,013
since 1880
Gender Distribution for Marietta
Marietta is almost exclusively a female name. Out of 15,013 total births registered, 100.0% were female.
Marietta as a female name
Ranked #4,608 in 2024
30 female births in 2024
Peak: 1921 (295 births)
Marietta: Popularity Over Time
SSA records for Marietta span from the 1880s to the 2020s, covering 15 decades of naming data. The most popular decade for this name was the 1920s, when 2,440 babies were registered. Marietta has declined significantly from its peak in the 1920s. Recent registrations are a fraction of what they were at the name's height.
Marietta by Decade
How has Marietta 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.
Marietta by State
Birth registrations for Marietta span all 40 states and territories in the SSA database. The highest counts are in New York, Illinois, Pennsylvania. The lowest are in Idaho, Oregon, South Dakota. On average, about 229 Mariettas were registered per state.
Marietta + Last Name Combinations
How many people share a full name with Marietta as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Marietta
Other first names starting with M with a similar number of bearers.
Marietta: Questions and Answers
How many people in the U.S. are named Marietta?
We estimate approximately 5,766 people named Marietta 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 59,444 Americans share this first name.
Is Marietta a common name?
Marietta is classified as "Rare" and is more popular than 96.8% of all first names in the SSA database. A total of 15,013 births have been registered with this name since 1880.
When was Marietta most popular?
Marietta reached peak popularity in 1921, when 295 babies were given this name. The average age of a living person named Marietta is approximately 62 years old, reflecting when the name was most commonly given.
Is Marietta a female name?
Marietta is predominantly female. 100.0% of people with this name are female. See the gender breakdown above for full details.
How many Marietta Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Marietta Smith, Marietta Johnson, Marietta 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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