Kaylen
Girl name · #2798 in 2025 · Very rare
How old is the name Kaylen? In official American birth records, Kaylen has been tracked continuously since 1949, giving it 76 years of documented American history.
Kaylen ranks #2798 among American girls' names as of 2025, with 61 newborns given the name that year. A decade ago it stood at #1193, so the name has been falling over the past ten years. Roughly one in every 29,508 girls born in 2025 was named Kaylen.
The 76-year story
Kaylen first appears in the Social Security records in 1949, when 5 girls received the name. Its peak came in 2009, when 425 girls were named Kaylen — good for #687 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.
Babies named Kaylen per year. Source: Official national birth records.
Unlock the 5-year forecast and compare Kaylen against up to 5 other names.
Uniqueness: will there be another Kaylen in class?
On our rarity read — which blends how common Kaylen is today with its five-year momentum — the name reads as "very rare". A high score means genuine rarity — your Kaylen will likely be the only one in the room, with the occasional spelling-out as the price.
Where Kaylen is most common
State-level data for Kaylen 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 Kaylen
Statistically, parents drawn to Kaylen tend to be choosing among names with similar popularity arcs, era profiles, and sounds — the closest matches in our model are Jaylen, Marlen, Kayden, Kayleen, and Keegan.
JaylenMarlenKaydenKayleenKeeganTaylenKarmenKailyn
Rank history (last 25 years)
| Year | Babies named Kaylen | Rank |
|---|---|---|
| 2025 | 61 | #2778 |
| 2024 | 47 | #3335 |
| 2023 | 78 | #2336 |
| 2022 | 90 | #2123 |
| 2021 | 87 | #2154 |
| 2020 | 103 | #1872 |
| 2019 | 105 | #1898 |
| 2018 | 130 | #1633 |
| 2017 | 146 | #1515 |
| 2016 | 160 | #1439 |
| 2015 | 210 | #1193 |
| 2014 | 239 | #1072 |
| 2013 | 269 | #938 |
| 2012 | 273 | #936 |
| 2011 | 310 | #848 |
| 2010 | 343 | #797 |
| 2009 | 425 | #687 |
| 2008 | 407 | #732 |
| 2007 | 335 | #847 |
| 2006 | 306 | #869 |
| 2005 | 310 | #826 |
| 2004 | 235 | #1003 |
| 2003 | 233 | #990 |
| 2002 | 197 | #1077 |
| 2001 | 189 | #1117 |
Frequently asked questions
How old is the name Kaylen?
In official American birth records, the name Kaylen first appeared in 1949 (over 76 years ago), when 5 newborn girls received the name. It has been tracked in modern national records for 76 years.
Is Kaylen a popular girl name?
Kaylen ranked #2798 among girls in 2025 with 61 babies given the name — outside the top 500, making it an uncommon pick. Ten years earlier it ranked #1193.
When was the name Kaylen most popular?
Kaylen peaked in 2009, when 425 American girls received the name (ranked #687 that year). Since 2009 the name has declined from that high.
How rare is the name Kaylen?
In 2025, roughly 1 in 29,508 newborn American girls was named Kaylen. 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.