Ailyn
Girl name · #1319 in 2025 · Rare
How old is the name Ailyn? In official American birth records, Ailyn has been tracked continuously since 1975, giving it 50 years of documented American history.
In 2025, 169 baby girls were named Ailyn, placing it at #1319 in the official national rankings. A decade ago it stood at #1095, so the name has been falling over the past ten years. Roughly one in every 10,651 girls born in 2025 was named Ailyn.
Babies named Ailyn per year. Source: Official national birth records.
The 50-year story
Ailyn first appears in the Social Security records in 1975, when 5 girls received the name. Its peak came in 2012, when 241 girls were named Ailyn — good for #1044 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 Ailyn against up to 5 other names.
Uniqueness: will there be another Ailyn in class?
On our rarity read — which blends how common Ailyn is today with its five-year momentum — the name reads as "rare". A high score means genuine rarity — your Ailyn will likely be the only one in the room, with the occasional spelling-out as the price.
Where Ailyn is most common
State-level data for Ailyn 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 Ailyn
Statistically, parents drawn to Ailyn tend to be choosing among names with similar popularity arcs, era profiles, and sounds — the closest matches in our model are Aislyn, Avalyn, Evalyn, Addelyn, and Jazzlyn.
AislynAvalynEvalynAddelynJazzlynBraelynEmelynAzlyn
Rank history (last 25 years)
| Year | Babies named Ailyn | Rank |
|---|---|---|
| 2025 | 169 | #1318 |
| 2024 | 163 | #1383 |
| 2023 | 131 | #1595 |
| 2022 | 182 | #1295 |
| 2021 | 144 | #1484 |
| 2020 | 185 | #1231 |
| 2019 | 188 | #1244 |
| 2018 | 143 | #1520 |
| 2017 | 172 | #1348 |
| 2016 | 184 | #1300 |
| 2015 | 236 | #1095 |
| 2014 | 207 | #1183 |
| 2013 | 206 | #1165 |
| 2012 | 241 | #1044 |
| 2011 | 189 | #1261 |
| 2010 | 195 | #1234 |
| 2009 | 207 | #1207 |
| 2008 | 221 | #1160 |
| 2007 | 179 | #1354 |
| 2006 | 137 | #1574 |
| 2005 | 115 | #1719 |
| 2004 | 88 | #2067 |
| 2003 | 71 | #2346 |
| 2002 | 85 | #2028 |
| 2001 | 92 | #1887 |
Frequently asked questions
How old is the name Ailyn?
In official American birth records, the name Ailyn first appeared in 1975 (over 50 years ago), when 5 newborn girls received the name. It has been tracked in modern national records for 50 years.
Is Ailyn a popular girl name?
Ailyn ranked #1319 among girls in 2025 with 169 babies given the name — outside the top 500, making it an uncommon pick. Ten years earlier it ranked #1095.
When was the name Ailyn most popular?
Ailyn peaked in 2012, when 241 American girls received the name (ranked #1044 that year). Since 2012 the name has declined from that high.
How rare is the name Ailyn?
In 2025, roughly 1 in 10,651 newborn American girls was named Ailyn. On our rarity scale (rarity blended with momentum) we classify it as "rare".
Data source: Official American birth records, 1880–2025, national and state files. Counts reflect registered birth records for American families.