Sirius
How to say it: SEER-ee-uss · /ˈsɪriəs/
From Greek 'seirios' meaning 'glowing, scorching' via Latin - brightest star in the night sky.
Sirius was the 2,730th most popular boys’ name in the United States in 2025, given to 33 babies (Social Security Administration). The 2020s are its busiest decade so far, its births are down about 16% in ten years, and it is projected to slip to #2,808 by 2030.
Updated · SSA 2025 data, published May 2026 · Insee 2025 data, published July 2026 · How we compute these figures
Key facts
| Rank among boys’ names, 2025 | #2,730 |
|---|---|
| Babies born in 2025 | 33 |
| Share of births | 1 in 100,464 |
| Peak decade | 2020s |
| Change over 10 years | −16% |
| Projected rank for 2030 (estimate) | #2,808 |
| In France, 2025 | #1,000 among boys’ names, 25 births |
Sources: Social Security Administration (SSA), Insee (France). How we compute these figures.
Its life, decade by decade
Sirius is a newcomer: almost all of its history is from the last forty years.
What goes with it
In the classroom
In a class of 25 children born in 2025, the chance that another child is called Sirius is about under 1 in 200.
Around the world
This spelling is used in English, French, Greek.
In France: #1,000 for boys in 2025.
Good to know
- SiriusXM satellite-radio brand (~33M paid subscribers); parents should know the corporate echo.
- Sirius Black, Harry Potter's godfather and a major character across the books and films.
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