Sir
Boy name · #2175 in 2025 · Very rare
In 2025, 66 baby boys were named Sir, placing it at #2175 in the official national rankings. A decade ago it stood at #2355, so the name has been rising over the past ten years. Roughly one in every 27,273 boys born in 2025 was named Sir.
Babies named Sir per year. Source: SSA.
The 58-year story
Sir first appears in the Social Security records in 1967, when 5 boys received the name. Its peak came in 2021, when 123 boys were named Sir — good for #1461 that year. Today's parents encounter it on its way down the popularity curve, which for many parents is exactly the appeal. Following the curve matters more than today's snapshot: a name's position on its rise-peak-decline arc is the best predictor of how common it will feel in a kindergarten class five years from now.
Unlock the 5-year forecast and compare Sir against up to 5 other names.
Uniqueness: will there be another Sir in class?
On our rarity read — which blends how common Sir is today with its five-year momentum — the name reads as "very rare". A high score means genuine rarity — your Sir will likely be the only one in the room, with the occasional spelling-out as the price.
Where Sir is most common
State-level data for Sir is too sparse in 2025 to rank by rate — in most states its count falls below the SSA's per-state reporting threshold (counts under 5 are withheld).
Names like Sir
Statistically, parents drawn to Sir tend to be choosing among names with similar popularity arcs, era profiles, and sounds — the closest matches in our model are Jasir, Jahsir, Yasir, Sabir, and Nassir.
JasirJahsirYasirSabirNassirNysirAasirTamir
Rank history (last 25 years)
| Year | Babies named Sir | Rank |
|---|---|---|
| 2025 | 66 | #2167 |
| 2024 | 80 | #1957 |
| 2023 | 84 | #1875 |
| 2022 | 96 | #1737 |
| 2021 | 123 | #1461 |
| 2020 | 110 | #1518 |
| 2019 | 111 | #1523 |
| 2018 | 111 | #1530 |
| 2017 | 56 | #2319 |
| 2016 | 51 | #2477 |
| 2015 | 55 | #2355 |
| 2014 | 58 | #2277 |
| 2013 | 55 | #2299 |
| 2012 | 33 | #3297 |
| 2011 | 34 | #3235 |
| 2010 | 49 | #2511 |
| 2009 | 34 | #3274 |
| 2008 | 47 | #2632 |
| 2007 | 43 | #2765 |
| 2006 | 41 | #2784 |
| 2005 | 47 | #2433 |
| 2004 | 44 | #2489 |
| 2003 | 44 | #2392 |
| 2002 | 35 | #2685 |
| 2001 | 29 | #3061 |
Frequently asked questions
Is Sir a popular boy name?
Sir ranked #2175 among boys in 2025 with 66 babies given the name — outside the top 500, making it an uncommon pick. Ten years earlier it ranked #2355.
When was the name Sir most popular?
Sir peaked in 2021, when 123 American boys received the name (ranked #1461 that year). Since 2021 the name has declined from that high.
How rare is the name Sir?
In 2025, roughly 1 in 27,273 newborn American boys was named Sir. On our rarity scale (rarity blended with momentum) we classify it as "very rare".
Data source: U.S. Social Security Administration name statistics, 1880–2025, national and state files. Counts reflect Social Security card applications; names with fewer than 5 occurrences in a state-year are suppressed by the SSA.