Sir
Sir was the 2179th most popular name for boys in 2025, given to 66 babies. Its best year was 2021, when it ranked 1467th with 123 babies. Over the last ten years it has moved up 204 places. More babies were named Sir in the 2010s than in any other decade.
Meaning Not yet researched how we research meanings
- Rank in 2025
- #2,179 boys, down 655 places since 2020
- Babies in 2025
- 66boys
- Girls and boys
- Almost always a boy’s name2021–2025
- Peak year
- 2021123 babies
- Total since 1880
- 2,172babies recorded
Sir popularity since 1880
| Year | Rank (boys) | Babies (boys) |
|---|---|---|
| 2025 | #2,179 | 66 |
| 2020 | #1,524 | 110 |
| 2010 | #2,547 | 49 |
| 2000 | #4,042 | 20 |
| 1990 | #1,964 | 39 |
| 1980 | #2,357 | 22 |
| 1970 | #4,654 | 6 |
| 1960 | — | — |
| 1950 | — | — |
| 1940 | — | — |
| 1930 | — | — |
| 1920 | — | — |
| 1910 | — | — |
| 1900 | — | — |
| 1890 | — | — |
| 1880 | — | — |
How popular is Sir, counting every spelling?
Sir has no other common spelling that sounds the same.
How many kids will share the name Sir?
66 of the 3,606,400 babies born in the US in 2025 were named Sir (0.02 per 1,000 births). For a boy named Sir born in 2025, the chance that another child with the same name is in a class of 20 children the same age is under 1 in 50. If every grade liked the name as much as the 2025 babies do, only about one elementary school in 127 (of 430 pupils) would have a child named Sir.
Shares of all registered births (NCHS); classes assumed to be children born the same year. How we estimate this.
How old are people named Sir?
About 2,100 people born in the US named Sir are alive today, with a median age of 14; half are between 6 and 28. That makes Sir mostly worn by children and young adults.
Babies given the name each year (SSA) times the share of that birth year still alive (SSA life tables). Counts people born in the US only. Method.
Sir by state
How common Sir was among boys born in each state in 2021–2025. It is notably more common than nationally in Georgia (2.4×), Ohio (1.5×). In 38 states fewer than five boys a year got the name, too few for SSA to publish, so those states show as zero.
Names with a similar history
These names rose and fell in step with Sir: their share of US boys followed the most similar curve since 1880. If you like Sir, they share its era and feel.
Questions about the name Sir
How popular is the name Sir?
Sir was the 2179th most popular name for boys in 2025, given to 66 babies. Its best year was 2021, when it ranked 1467th with 123 babies. Over the last ten years it has moved up 204 places. More babies were named Sir in the 2010s than in any other decade.
Is Sir a boy or girl name?
In 2021–2025, almost always a boy’s name given the name Sir in the US.
Where is Sir most popular?
In 2021–2025, Sir was most common in Georgia (0.12 per 1,000 boys), followed by Ohio and Florida.