Girls' name · peaked in 2016
Adelyn name popularity since 1925
23,384 babies born in the US from 1925 to 2025 were named Adelyn. Half of them were born in 2016 or earlier, so the typical Adelyn is about 10 years old in 2026. Adelyn peaked in 2016 as the #194 name for girls, and it ranked #355 in 2025.
Key facts
- US babies since 1925
- 23,384
- Named Adelyn, 1925–2025
- In 2025
- #355
- for girls in 2025 (851 babies)
- Girls / boys
- 100.0% girls
- 23,378 girls · 6 boys
- Most popular in
- Utah
- 2.08× its national share
Peak year is the year Adelyn made up the largest share of US girls, in records going back to 1880. Typical age is based on births from 1925 on, not on who is living today.
Adelyn births per year, 1925–2025
The biggest year by count was 2015. Measured as a share of all babies, Adelyn peaked in 2016.
- Fastest rise: Between 2004 and 2009, Adelyn became 5.7× more common, from 1 in 13,400 baby girls to 1 in 2,360.
Shaded on the chart. This compares Adelyn's share of all US girls five years apart, counting only years with at least 100 babies named Adelyn.
Decade by decade
Babies named Adelyn in each decade, and its rank among girls' names in the middle year of the decade (1935, 1945 … 2025).
| Decade | Girls | Boys | Rank |
|---|---|---|---|
| 1925–29 | 61 | 0 | – |
| 1930s | 68 | 0 | #2,439 |
| 1940s | 45 | 0 | Under 5 |
| 1950s | 5 | 0 | #5,832 |
| 1960s | 0 | 0 | Under 5 |
| 1970s | 0 | 0 | Under 5 |
| 1980s | 41 | 0 | #8,324 |
| 1990s | 242 | 0 | #4,518 |
| 2000s | 2,529 | 0 | #1,273 |
| 2010s | 13,973 | 6 | #196 |
| 2020–25 | 6,414 | 0 | #355 |
Ranks count every name given to at least 5 girls that year, so they can go past 1,000. "Under 5" means fewer than 5 girls got the name.
Generation fingerprint
73.3% of babies named Adelyn from 1925 to 2025 were born in the Gen Alpha years (2013–2025). The full split by generation:
Where Adelyn is most popular
The index compares Adelyn's share of babies in each state with its share nationwide, 1925–2025 (1.50× = 50% more common). States with at least 300 babies named Adelyn.
| State | Index | Babies |
|---|---|---|
| Utah | 2.08× | 396 |
| Colorado | 1.77× | 488 |
| Arizona | 1.60× | 463 |
| Washington | 1.55× | 579 |
| Minnesota | 1.50× | 610 |
Other spellings
Spellings that sound like Adelyn and were given to at least 1,000 girls from 1925 to 2025, with the year each one was most popular.
| Spelling | Girls | Peak year |
|---|---|---|
| Adelyn (this page) | 23,378 | 2016 |
| Adalyn | 30,944 | 2015 |
| Adelynn | 15,023 | 2016 |
| Addelyn | 2,709 | 2017 |
| Adilyn | 2,417 | 2016 |
Names with a similar story
Of the other 1999 names on this site, these six had the share of babies closest in shape to Adelyn's from 1925 to 2025, however common each one got. Each line is scaled to its own high; the dashed line is Adelyn.
Names from the same era
Other common names that peaked within two years of Adelyn (2016).
Source: U.S. Social Security Administration national and state baby-name data, which covers names given to at least 5 babies of one sex in a year. About the data