How Many People Are Named Moon?
An estimated 556 people in the United States have the first name Moon. It is used for both genders, with 73.5% female. The average bearer is 9 years old, and Moon peaked in popularity in 2022 with 95 births that year.
Below you will find a full statistical profile of Moon 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 Moon paired with any surname.
Estimated Living Americans
556
About 1 in 616,465 people in the U.S.
Rarity
Very Rare
Predicted Gender
Female
73.5% confidence
Average Age
9
years old
Peak Year
2022
95 births
Total Registered
562
since 1880
Gender Distribution for Moon
Moon is a genuinely unisex name, used for both males (26.5%) and females (73.5%). Out of 562 total births registered, 149 were male and 413 were female.
Moon as a male name
Ranked #5,800 in 2024
16 male births in 2024
Peak: 2023 (28 births)
Moon as a female name
Ranked #3,355 in 2024
47 female births in 2024
Peak: 2022 (73 births)
Moon: Popularity Over Time
SSA records for Moon span from the 1970s to the 2020s, covering 6 decades of naming data. The most popular decade for this name was the 2020s, when 345 babies were registered. Moon remains highly popular today, with recent registration numbers near its historical peak.
Moon by Decade
How has Moon 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.
Moon by State
Birth registrations for Moon span all 5 states and territories in the SSA database. The highest counts are in California, Texas, New York. The lowest are in Ohio, Florida, New York. On average, about 21 Moons were registered per state.
Moon + Last Name Combinations
How many people share a full name with Moon as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Moon
Other first names starting with M with a similar number of bearers.
Moon: Questions and Answers
How many people in the U.S. are named Moon?
We estimate approximately 556 people named Moon 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 616,465 Americans share this first name.
Is Moon a common name?
Moon is classified as "Very Rare" and is more popular than 85.5% of all first names in the SSA database. A total of 562 births have been registered with this name since 1880.
When was Moon most popular?
Moon reached peak popularity in 2022, when 95 babies were given this name. The average age of a living person named Moon is approximately 9 years old, reflecting when the name was most commonly given.
Is Moon a female name?
Moon is predominantly female. 73.5% of people with this name are female. See the gender breakdown above for full details.
How many Moon Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Moon Smith, Moon Johnson, Moon 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.
Search for a full name combination
How Many of Me