How Many People Are Named Sun?
An estimated 835 people in the United States have the first name Sun. It is used for both genders, with 50.4% female. The average bearer is 36 years old, and Sun peaked in popularity in 2022 with 28 births that year.
Below you will find a full statistical profile of Sun 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 Sun paired with any surname.
Estimated Living Americans
835
About 1 in 410,484 people in the U.S.
Rarity
Very Rare
Predicted Gender
Female
50.4% confidence
Average Age
36
years old
Peak Year
2022
28 births
Total Registered
988
since 1880
Gender Distribution for Sun
Sun is a genuinely unisex name, used for both males (49.6%) and females (50.4%). Out of 988 total births registered, 490 were male and 498 were female.
Sun as a male name
Ranked #5,199 in 2024
19 male births in 2024
Peak: 2022 (19 births)
Sun as a female name
Ranked #13,298 in 2023
7 female births in 2023
Peak: 1971 (16 births)
Sun: Popularity Over Time
SSA records for Sun span from the 1900s to the 2020s, covering 13 decades of naming data. The most popular decade for this name was the 1980s, when 205 babies were registered. While Sun is less common than at its peak in the 1980s, it remains a well-established name with steady registrations.
Sun by Decade
How has Sun 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.
Sun by State
Birth registrations for Sun span all 3 states and territories in the SSA database. The highest counts are in Kansas, California, New York. The lowest are in New York, California, Kansas. On average, about 59 Suns were registered per state.
Sun + Last Name Combinations
How many people share a full name with Sun as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Sun
Other first names starting with S with a similar number of bearers.
Sun: Questions and Answers
How many people in the U.S. are named Sun?
We estimate approximately 835 people named Sun 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 410,484 Americans share this first name.
Is Sun a common name?
Sun is classified as "Very Rare" and is more popular than 88.9% of all first names in the SSA database. A total of 988 births have been registered with this name since 1880.
When was Sun most popular?
Sun reached peak popularity in 2022, when 28 babies were given this name. The average age of a living person named Sun is approximately 36 years old, reflecting when the name was most commonly given.
Is Sun a female name?
Sun is predominantly female. 50.4% of people with this name are female. See the gender breakdown above for full details.
How many Sun Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Sun Smith, Sun Johnson, Sun 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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