Sirius
Sirius was given to 33 boys in 2025, #3,499 among boys’ names; 729 Americans have been recorded with it since 1999 (Social Security Administration, published May 2026).
Girls and boys together; gaps are years SSA did not record (fewer than 5 births).
Births of Sirius by year: SSA national baby-name file, 1880-2025, published May 8, 2026. SSA’s notes on the data.
How popular is Sirius?
#3,499 among boys’ names, 2025
Sirius fell from #2,954 in 2015 to #3,499 in 2025 among boys’ names; its share of boys born fell from 20.9 to 19.3 per million.
61 babies in 2022, the peak
Sirius peaked in 2022, when 61 boys were given it, #2,345 among boys’ names. The 33 births of 2025 are 54% of that peak.
| Year | Births | Rank | Per million boys |
|---|---|---|---|
| 2025 | 33 | #3,499 | 19.3 |
| 2024 | 52 | #2,591 | 30.2 |
| 2023 | 53 | #2,533 | 31.0 |
| 2022 | 61 | #2,345 | 34.9 |
| 2021 | 43 | #2,909 | 24.6 |
| 2020 | 37 | #3,123 | 21.4 |
| 2019 | 54 | #2,481 | 30.1 |
| 2018 | 43 | #2,836 | 23.7 |
| 2017 | 38 | #3,114 | 20.5 |
| 2016 | 40 | #2,981 | 21.1 |
Every recorded year (24)
| Year | Births | Rank | Per million boys |
|---|---|---|---|
| 2015 | 40 | #2,954 | 20.9 |
| 2014 | 25 | #4,112 | 13.0 |
| 2013 | 23 | #4,290 | 12.2 |
| 2012 | 15 | #5,943 | 7.9 |
| 2011 | 22 | #4,482 | 11.6 |
| 2010 | 19 | #5,008 | 9.9 |
| 2009 | 24 | #4,260 | 12.1 |
| 2008 | 17 | #5,449 | 8.3 |
| 2007 | 17 | #5,401 | 8.2 |
| 2006 | 27 | #3,763 | 13.1 |
| 2005 | 14 | #5,829 | 7.0 |
| 2004 | 6 | #11,150 | 3.0 |
| 2003 | 12 | #6,191 | 6.1 |
| 1999 | 9 | #7,017 | 4.7 |
Ranks and shares: boys’ names in each year’s SSA file; share of all boys SSA recorded that year.
Is Sirius a boy’s or a girl’s name?
Sirius has been given almost only to boys: 5 girls in 24 years of records.
Girls and boys named Sirius: the SSA national file counts each sex separately.
How many people are named Sirius, and how old are they?
An estimated 723 Americans named Sirius and born in the U.S. are alive in 2026 (99% of everyone recorded); the median is 8 years old and half are between 4 and 13. An estimate from SSA’s births and life tables, not a count.
The 2020 Census counted 437 people named Sirius (35 women and girls, 402 men and boys). SSA’s births carried forward to Census day, April 1, 2020, predict 456 born in the U.S. The Census count is 4% below that prediction.
Living estimate: SSA births carried forward with the survival rates in SSA’s cohort life tables (2024 Trustees Report) for each birth year and sex. How the estimate is made. Count: Census Bureau, first names in the 2020 Census (released April 14, 2026; names reported 100 or more times, with the Bureau’s disclosure-avoidance adjustment).
Names spelled alike
Of these 5 names spelled alike, given to 3,672 babies since 1880, Sirius is the second most given (20% of them). In 2025 it was given to 33 of their 160 babies (21%), again the second most given.
Spelled alike: names in the SSA national file with the same pattern of letters and sounds and at most two letters apart, and Wiktionary’s listed forms; births since 1880 and in 2025, and each name’s peak year, from the SSA national file, published May 8, 2026. Some are separate names, not spellings of one.
Names that rose and fell in the same decades as Sirius
Names whose births rose and fell across the same decades, measured on each decade’s share of births.
Similar histories: each decade’s share of births, from the SSA national file, 1880-2025, published May 8, 2026. SSA’s notes on the data.
More about Sirius and names like it
- Compare Sirius and SyrusBirths, ranks, peak and the living estimate side by side.
- The most given names of the 2020sSirius peaked in 2022.
- California’s most given namesThe state where SSA recorded the most babies named Sirius since 1910.
- The top names of 2022The year the most babies were named Sirius.
- The names of Generation AlphaMost people named Sirius alive today were born 2013-2025.
- Names starting with SMost given first.