An
Girl name · #3997 in 2025 · Uniqueness 76/100
An is currently the #3997 girl name in the United States — 36 babies received it in 2025. A decade ago it stood at #3389, so the name has been falling over the past ten years. Roughly one in every 50,000 girls born in 2025 was named An.
Babies named An per year, 1880–2025. Source: SSA.
The 79-year story
An first appears in the Social Security records in 1946, when 6 girls received the name. Its peak came in 2010, when 47 girls were named An — good for #3409 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 An against up to 5 other names.
Uniqueness: will there be another An in class?
An scores 76 out of 100 on our uniqueness scale, which blends current rarity with five-year momentum — putting it in the "rare" band. A high score means genuine rarity — your An will likely be the only one in the room, with the occasional spelling-out as the price.
Where An is most common
State-level data for An is sparse in 2025 — the name's footprint is too small for most states to report (the SSA suppresses counts under 5 per state for privacy).
Names like An
Statistically, parents drawn to An tend to be choosing among names with similar popularity arcs, era profiles, and sounds — the closest matches in our model are Arlyn, Rian, Kylan, Aaryn, and Lian.
ArlynRianKylanAarynLianAuburnHananEman
Rank history (last 25 years)
| Year | Babies named An | Rank |
|---|---|---|
| 2025 | 36 | #3975 |
| 2024 | 32 | #4387 |
| 2023 | 40 | #3763 |
| 2022 | 33 | #4295 |
| 2021 | 24 | #5237 |
| 2020 | 35 | #4005 |
| 2019 | 31 | #4437 |
| 2018 | 41 | #3677 |
| 2017 | 30 | #4576 |
| 2016 | 46 | #3411 |
| 2015 | 47 | #3389 |
| 2014 | 33 | #4350 |
| 2013 | 33 | #4336 |
| 2012 | 30 | #4707 |
| 2011 | 28 | #4915 |
| 2010 | 47 | #3409 |
| 2009 | 29 | #4931 |
| 2008 | 29 | #5013 |
| 2007 | 32 | #4567 |
| 2006 | 23 | #5709 |
| 2005 | 29 | #4581 |
| 2004 | 37 | #3819 |
| 2003 | 30 | #4307 |
| 2002 | 21 | #5444 |
| 2001 | 24 | #4834 |
Frequently asked questions
Is An a popular girl name?
An ranked #3997 among girls in 2025 with 36 babies given the name — outside the top 500, making it an uncommon pick. Ten years earlier it ranked #3389.
When was the name An most popular?
An peaked in 2010, when 47 American girls received the name (ranked #3409 that year). Since 2010 the name has declined from that high.
How rare is the name An?
In 2025, roughly 1 in 50,000 newborn American girls was named An. It scores 76/100 on our uniqueness scale (rarity blended with momentum), which we classify as "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.