Addelyn
Girl name · #2031 in 2025 · Very rare
How old is the name Addelyn? In official American birth records, Addelyn has been tracked continuously since 2001, giving it 24 years of documented American history.
Addelyn is currently the #2031 girl name in the United States — 94 babies received it in 2025. A decade ago it stood at #1175, so the name has been falling over the past ten years. Roughly one in every 19,149 girls born in 2025 was named Addelyn.
Babies named Addelyn per year. Source: Official national birth records.
The 24-year story
Addelyn first appears in the Social Security records in 2001, when 5 girls received the name. Its peak came in 2015, when 214 girls were named Addelyn — good for #1175 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 Addelyn against up to 5 other names.
Uniqueness: will there be another Addelyn in class?
On our rarity read — which blends how common Addelyn is today with its five-year momentum — the name reads as "very rare". A high score means genuine rarity — your Addelyn will likely be the only one in the room, with the occasional spelling-out as the price.
Where Addelyn is most common
State-level data for Addelyn 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 Addelyn
Statistically, parents drawn to Addelyn tend to be choosing among names with similar popularity arcs, era profiles, and sounds — the closest matches in our model are Addalyn, Avalyn, Avelyn, Aislyn, and Annalyn.
AddalynAvalynAvelynAislynAnnalynAdilynAddilynEvalyn
Rank history (last 25 years)
| Year | Babies named Addelyn | Rank |
|---|---|---|
| 2025 | 94 | #2017 |
| 2024 | 102 | #1942 |
| 2023 | 104 | #1903 |
| 2022 | 118 | #1754 |
| 2021 | 131 | #1600 |
| 2020 | 122 | #1678 |
| 2019 | 138 | #1560 |
| 2018 | 150 | #1461 |
| 2017 | 208 | #1178 |
| 2016 | 194 | #1257 |
| 2015 | 214 | #1175 |
| 2014 | 192 | #1257 |
| 2013 | 186 | #1273 |
| 2012 | 159 | #1432 |
| 2011 | 127 | #1666 |
| 2010 | 134 | #1611 |
| 2009 | 109 | #1914 |
| 2008 | 86 | #2267 |
| 2007 | 54 | #3168 |
| 2006 | 34 | #4265 |
| 2005 | 16 | #7138 |
| 2004 | 9 | #10690 |
| 2003 | 11 | #9048 |
| 2002 | 12 | #8280 |
| 2001 | 5 | #15352 |
Frequently asked questions
How old is the name Addelyn?
In official American birth records, the name Addelyn first appeared in 2001 (over 24 years ago), when 5 newborn girls received the name. It has been tracked in modern national records for 24 years.
Is Addelyn a popular girl name?
Addelyn ranked #2031 among girls in 2025 with 94 babies given the name — outside the top 500, making it an uncommon pick. Ten years earlier it ranked #1175.
When was the name Addelyn most popular?
Addelyn peaked in 2015, when 214 American girls received the name (ranked #1175 that year). Since 2015 the name has declined from that high.
How rare is the name Addelyn?
In 2025, roughly 1 in 19,149 newborn American girls was named Addelyn. On our rarity scale (rarity blended with momentum) we classify it as "very rare".
Data source: Official American birth records, 1880–2025, national and state files. Counts reflect registered birth records for American families.