Adelyn
Girl name · #356 in 2025 · Uniqueness 62/100
Adelyn ranks #356 among American girls' names as of 2025, with 851 newborns given the name that year. A decade ago it stood at #196, so the name has been falling over the past ten years. Roughly one in every 2,115 girls born in 2025 was named Adelyn.
Babies named Adelyn per year, 1880–2025. Source: SSA.
The 126-year story
Adelyn first appears in the Social Security records in 1899, when 5 girls received the name. Its peak came in 2015, when 1,680 girls were named Adelyn — good for #196 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 Adelyn against up to 5 other names.
Uniqueness: will there be another Adelyn in class?
Adelyn scores 62 out of 100 on our uniqueness scale, which blends current rarity with five-year momentum — putting it in the "distinctive" band. That middle band is the sweet spot many parents hunt for: recognizable without being everywhere.
Where Adelyn is most common
Geography matters for names, and Adelyn is no exception. In 2025 the states with the most Adelyns were TX (120), CA (91), NC (42), FL (41), IL (34). Raw counts naturally favor populous states, but the spread still hints at where the name is part of the local naming culture.
Names like Adelyn
Statistically, parents drawn to Adelyn tend to be choosing among names with similar popularity arcs, era profiles, and sounds — the closest matches in our model are Adalyn, Raelyn, Addilyn, Gracelyn, and Londyn.
AdalynRaelynAddilynGracelynLondynMadilynJazlynAdelynn
Rank history (last 25 years)
| Year | Babies named Adelyn | Rank |
|---|---|---|
| 2025 | 851 | #355 |
| 2024 | 978 | #314 |
| 2023 | 974 | #320 |
| 2022 | 1,102 | #287 |
| 2021 | 1,248 | #246 |
| 2020 | 1,261 | #238 |
| 2019 | 1,295 | #247 |
| 2018 | 1,384 | #227 |
| 2017 | 1,519 | #204 |
| 2016 | 1,672 | #194 |
| 2015 | 1,680 | #196 |
| 2014 | 1,674 | #198 |
| 2013 | 1,506 | #212 |
| 2012 | 1,351 | #236 |
| 2011 | 1,057 | #299 |
| 2010 | 835 | #380 |
| 2009 | 778 | #408 |
| 2008 | 527 | #589 |
| 2007 | 335 | #847 |
| 2006 | 245 | #1045 |
| 2005 | 176 | #1273 |
| 2004 | 137 | #1470 |
| 2003 | 127 | #1526 |
| 2002 | 78 | #2142 |
| 2001 | 77 | #2126 |
Frequently asked questions
Is Adelyn a popular girl name?
Adelyn ranked #356 among girls in 2025 with 851 babies given the name — inside the top 500: established but not ubiquitous. Ten years earlier it ranked #196.
When was the name Adelyn most popular?
Adelyn peaked in 2015, when 1,680 American girls received the name (ranked #196 that year). Since 2015 the name has declined from that high.
How rare is the name Adelyn?
In 2025, roughly 1 in 2,115 newborn American girls was named Adelyn. It scores 62/100 on our uniqueness scale (rarity blended with momentum), which we classify as "distinctive".
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.