Meaning & origin
A reliable meaning for Adelyn isn’t established in our sources yet. Rather than guess, we show what is recorded: how the name is used, how often, and the names it’s connected to.
The story
Published U.S. birth records include this spelling as early as 1899. This is the earliest published observation available here, rather than a date for the name’s origin.
From dated birth records
Adelyn through the years
- Babies since 1880
- 23,618
- 6 boys · 23,612 girls
- Most popular year
- 2014
- 1,680 babies
- 2025
- 851
- #355 for girls
- 2021–25 vs 2016–20
- −28%
- Easing
Where it’s given
By the numbers
In 2025, this name appeared in 851 U.S. birth records for girls, ranking No. 355 among girls’ names. Average annual use for girls was 27.7% lower in 2021–2025 than in 2016–2020. Its largest published annual count for girls was 1,680 in 2015. In 2025, Texas had the largest reported state-level birth count for girls with this name (120). Published U.S. population figures for this spelling include 15,718 as a first name in 2020.
From Social Security birth records and U.S. Census name counts for this exact spelling. Other spellings are counted separately.
Adelyn’s family of names
In English usage, Adelyn has a related form in Adeline.
The ring: nicknames and forms.
Nicknames & forms 3
Diminutives, pet forms, short forms and variants used alongside the name.
Similar names
If you love Adelyn, these share its style, era, origin or sound, from outside its own family.
Adalyn
“of the nobility; serene; of good humor”
>99% girls
Adalynn
Adalynn is a feminine given name.
>99% girls
Aylin
“having a moonlit halo”
1% boys · 99% girls
Evelynn
“a birdlike woman” · “a birdlike man”
>99% girls
Adelaide
“noble” · “kind”
>99% girls
Adaline
“of the nobility; serene; of good humor”
>99% girls
Alayna
“beautiful and fair woman; dear child”
>99% girls
Annabelle
“graceful and beautiful woman”
>99% girls