The first name Addilyn
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, 4 girls were named Addilyn, making it the 4,867th most popular girls’ name. It peaked in 2018, with 15 births (#1,887).
Office for National Statistics; years with fewer than three births are not published and show as zero. Compare Addilyn with other names.
Popularity in the United States
Babies named Addilyn at birth, 1880–2025
In 2025, 256 girls born in the United States were named Addilyn, the 988th most popular girls’ name that year. It was used most in 2016, when 1,040 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 Addilyn mean?
- Rare non-standard variant of Adeline.
- How popular is the name Addilyn?
- In 2025, 4 girls born in England and Wales were named Addilyn, ranking 4,867th. Its peak was 2018, with 15 births.
- Is Addilyn a boy's or a girl's name?
- Mostly a girl's name: 100% of the 9,862 US babies named Addilyn since 1880 were girls.
- When was Addilyn most popular?
- 2016 in the United States, when 1,040 babies were named Addilyn, its highest rank at 312th.