How Many People Are Named Sirius?
An estimated 689 people in the United States have the first name Sirius. It is predominantly male (99.3%). The average bearer is 10 years old, and Sirius peaked in popularity in 2022 with 61 births that year.
Below you will find a full statistical profile of Sirius 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 Sirius paired with any surname.
Estimated Living Americans
689
About 1 in 497,466 people in the U.S.
Rarity
Very Rare
Predicted Gender
Male
99.3% confidence
Average Age
10
years old
Peak Year
2022
61 births
Total Registered
694
since 1880
Gender Distribution for Sirius
Sirius is almost exclusively a male name. Out of 694 total births registered, 99.3% were male.
Sirius as a male name
Ranked #2,657 in 2024
50 male births in 2024
Peak: 2022 (61 births)
Sirius as a female name
Ranked #18,504 in 2016
5 female births in 2016
Peak: 2016 (5 births)
Sirius: Popularity Over Time
SSA records for Sirius span from the 1990s to the 2020s, covering 4 decades of naming data. The most popular decade for this name was the 2010s, when 324 babies were registered. While Sirius is less common than at its peak in the 2010s, it remains a well-established name with steady registrations.
Sirius by Decade
How has Sirius 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.
Sirius by State
Birth registrations for Sirius span all 5 states and territories in the SSA database. The highest counts are in California, Texas, Ohio. The lowest are in Michigan, Georgia, Ohio. On average, about 16 Siriuss were registered per state.
Sirius + Last Name Combinations
How many people share a full name with Sirius as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Sirius
Other first names starting with S with a similar number of bearers.
Sirius: Questions and Answers
How many people in the U.S. are named Sirius?
We estimate approximately 689 people named Sirius 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 497,466 Americans share this first name.
Is Sirius a common name?
Sirius is classified as "Very Rare" and is more popular than 87.4% of all first names in the SSA database. A total of 694 births have been registered with this name since 1880.
When was Sirius most popular?
Sirius reached peak popularity in 2022, when 61 babies were given this name. The average age of a living person named Sirius is approximately 10 years old, reflecting when the name was most commonly given.
Is Sirius a male name?
Sirius is predominantly male. 99.3% of people with this name are male. See the gender breakdown above for full details.
How many Sirius Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Sirius Smith, Sirius Johnson, Sirius 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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