The first name Adelyn
A girl’s name.
3 syllables Female
Meaning and origin
Rare non-standard variant of Adeline.
From Wiktionary (CC BY-SA 4.0).
Popularity
Babies registered in England and Wales, 1996–2025
In 2025, 30 girls were named Adelyn, making it the 1,110th most popular girls’ name. It peaked in 2024, with 36 births (#980).
Office for National Statistics; years with fewer than three births are not published and show as zero. Compare Adelyn with other names.
Popularity in the United States
Babies named Adelyn at birth, 1880–2025
In 2025, 851 girls born in the United States were named Adelyn, the 355th most popular girls’ name that year. It was used most in 2015, when 1,680 were.
US Social Security Administration, from applications for a Social Security card. A name is only published for a year when at least five babies were given it, so quieter years show as zero.
Questions
- What does the name Adelyn mean?
- Rare non-standard variant of Adeline.
- How popular is the name Adelyn?
- In 2025, 30 girls born in England and Wales were named Adelyn, ranking 1,110th. Its peak was 2024, with 36 births.
- Is Adelyn a boy's or a girl's name?
- Mostly a girl's name: 100% of the 23,618 US babies named Adelyn since 1880 were girls.
- When was Adelyn most popular?
- 2015 in the United States, when 1,680 babies were named Adelyn, its highest rank at 196th.