Adalyn

#260 in 2025Girls' name

Noble

Adalyn has been given to 31,014 babies in the U.S. since 1908. In 2025 it ranked #260 of 17,293 girls’ names in use. Its peak year was 2015, with 2,456 recorded.

Babies named Adalyn, 2025

1 in 2,780

Adalyn over time, 1880–2025

Girls
01K2K3K18801900192019401960198020002020

Based on births in the U.S. Babies given the name each year. Hover the chart — or focus it and use the arrow keys — for any year. Gaps mean the name was given fewer than 5 times that year; these counts are unpublished.

Adalyn: meaning, origin, and history

Noble

Modern English form from Germanic

About Adalyn

Adalyn is a modern English form of Adeline, ultimately associated with the Germanic element meaning “noble.” Its -lyn ending gives an older name family a contemporary spelling. Author Adalyn Grace provides a distinctive literary bearer, while Addie and Addy are familiar shorter forms.

Older roots and a newer spelling

Adeline is the French and English form of Adelina, a name built from the Germanic element adal. Adela, Adele, and related forms belong to that same older family.

The root has a long personal-name history. Adela was borne by a daughter of William the Conqueror, placing a close relative of Adalyn within medieval European naming.

Adalyn itself uses the popular -lyn ending as a variant of Adeline. The newer spelling does not require a separate meaning for each part. Its historical connection remains with the Adeline and Adelina group.

Adalynn, Adelyn, Adelynn, and Addilyn are related modern spellings. Addie and Addy are established everyday forms, while the full Adalyn has a clear three-syllable rhythm.

Pronunciation

Adalyn is pronounced AD-uh-lin, with emphasis on the opening syllable. The central vowel is light, and the final syllable rhymes with in.

Its y makes the intended final sound visible to English readers. The name preserves the soft rhythm of several Adeline-family forms while choosing a compact six-letter spelling.

Adalyn Grace and fantasy fiction

Adalyn Grace's Belladonna was published on August 30, 2022. The young-adult novel brings together a Gothic setting, a murder mystery, ghosts, and a personified Death.

Its protagonist, Signa, was orphaned as an infant and raised by a succession of guardians. She eventually joins the Hawthorne family at Thorn Grove, where a suspected poisoning threatens the household.

The mystery draws Signa into an alliance with Death. That supernatural relationship gives the novel a different shape from a conventional country-house investigation.

Foxglove followed in August 2023, continuing the story of Signa and Death. A murdered duke and an accusation against the lord of Thorn Grove draw Signa into another investigation, while Death’s brother Fate complicates the supernatural struggle. The series also includes Wisteria, while Grace's other work includes the All the Stars and Teeth duology.

Before writing novels, Grace studied storytelling through an internship connected with the animated series The Legend of Korra. Her professional use makes Adalyn visible across book covers in a contemporary fantasy setting, rather than only within birth-name statistics.

American popularity

Adalyn rose rapidly in the United States during the 2000s. It was recorded for 33 girls in 2000, ranking #3,804. By 2010, the count had reached 1,269, placing it at #257.

Its largest published annual count and strongest ranking came in 2015, with 2,456 births at #132. In 2025, 1,192 girls received the name, ranking #260.

The figures show a concentrated modern rise followed by continuing use below the mid-2010s peak. They describe Adalyn separately from Adalynn, Adeline, and the other spellings in its wider family.

Sources & methodologyReferences, data & attribution

Meaning and history draw on the references below. American popularity figures use published Social Security Administration records for this exact spelling; counts below five for a name, sex, and year are omitted. Existing Wiktionary material is available under CC BY-SA. Informal shortening suggestions are identified in the prose.

Wiktionary material is available under CC BY-SA 4.0.

How popular is Adalyn?

In 2025, Adalyn ranked #260 among girls in the United States, with 1,192 recorded uses. The U.S. birth records first list this spelling for girls in 1908; its largest annual count was 2,456 in 2015. Rankings count each spelling separately. They describe national use, so local familiarity can differ. The popularity chart shows whether the name has remained common, returned after a quieter period, or risen recently.

How common is Adalyn?

Everything below is computed from the 2025 data — the most recent year available.

Among all babies, 2025
1 in 2,780
1,192 of 3,315,165 births
Among girls only
1 in 1,350
0.07% of girls
Rank, 2025
#260
of 17,293 girls’ names in use
Coin-flip room size
1,929 kids
Even odds of a second one

Where Adalyn sits on the popularity scale

Rarest published (5 a year)#1 — Olivia (13,544)

Chance at least one other child shares the name

If the other children were drawn at random from the 2025 national name distribution. Real classrooms cluster by region and community, so treat these as a floor, not a ceiling.

Class of 20Under 1%
Class of 301%
Grade of 1003%
School of 50016%

Put another way: gather 1,929 children born in 2025 and it's an even bet that one of them is another Adalyn. In a class of 30 the chance is 1%.

When Adalyns were born

Half of everyone ever recorded as Adalyn was born before 2017 — so the typical Adalyn is around 8 today.

Median birth year
2017
About 8 years old
Biggest decade
2010s
60.8% of all use
Born in the last 25 years
99.3%
A modern name
Recorded since 1950
30,931
People you could plausibly meet
Choose a decade

2010s — 60.8% of all recorded uses (18,846).

Is Adalyn rising or falling?

Rank movement and count movement can disagree — the number of distinct names in use keeps growing, so a name holding a steady count still slides down the list. Both are shown.

Rank vs 1 year ago
−41
Places dropped
Rank vs 5 years ago
−119
Places dropped
Rank vs 10 years ago
−128
Places dropped
Births vs 10 years ago
0.49×
Fewer babies than then
Share of its own peak
48.5%
Peak was 2015 (2,456)
Years since peak
10
Years
Year-to-year steadiness
Shifting
23.5% average annual change
Best rank ever
#132
2015

Spellings of Adalyn

Adalyn is not the most common spelling — Madelyn is, with 23.9% against Adalyn's 6.4%.

Grouped by closeness of spelling (up to two letter changes), same sex, with a floor on all-time use. It catches Sophia/Sofia and Aiden/Ayden, and misses spellings that sound alike but look different, like Sean and Shawn.

Where Adalyn is used

Across 2016–2025, Adalyn was most concentrated in West Virginia — about 1 in 319 girls, against 1 in 764 across all states with data. It was least common in Hawaii (1 in 3,704).

27313 per 100,000

Most concentrated

  1. 1West Virginia1 in 319
  2. 2New Hampshire1 in 392
  3. 3Kentucky1 in 394
  4. 4Mississippi1 in 418
  5. 5Alabama1 in 441
  6. 6South Dakota1 in 461
  7. 7Arkansas1 in 481
  8. 8Iowa1 in 495

Shading is the share of that state's recorded girls given this name, not the raw count — otherwise the map would just show which states are biggest. Unshaded states have no published records for this period. U.S. birth records suppress state-year counts below 5; state counts therefore don't add up to the national total. Every state links to its full rankings.

Geographically, Adalyn is used remarkably evenly across the country — more concentrated than 17% of the names used widely enough to compare. See the most regional names

Adalyn around the world

Where Adalyn ranks in official birth records elsewhere in the world. Rankings only — the number of births isn’t comparable between places, so it isn’t shown.

  • England & Wales
    2009–2025
    #733
    in 2025
  • Scotland
    2015–2025
    #632
    in 2025
  • Northern Ireland
    2024–2024
    #337
    in 2024
  • Ireland
    2025–2025
    #885
    in 2025
  • France
    2017–2019
    #7,370
    in 2019
  • Canada
    2008–2024
    #479
    in 2024
  • South Australia
    1998–2011
    #840
    in 2011

Popularity data from Office for National Statistics, National Records of Scotland, Northern Ireland Statistics and Research Agency, Central Statistics Office, Institut national de la statistique et des études économiques, Statistics Canada and Consumer and Business Services (South Australia). ONS, NRS, NISRA data under Open Government Licence v3.0. CSO, CBS SA data under CC BY 4.0. INSEE data under Licence Ouverte / Etalab 2.0. StatCan data under Statistics Canada Open Licence.

Adalyn by the numbers

The raw record for each sex the name is used for.

As a girl's name

Rank in 2025
#260
Trend vs 5 yrs ago
Down 119
Best rank ever
#132
2015
Peak year
2015
2,456 that year
First recorded
1908
Last recorded
2025
All-time count
31,014
Count in 2025
1,192

Names similar to Adalyn

Matched on shared beginnings and endings, similar length, and comparable popularity.

Names with a curve like Adalyn

Not spelling — timing. These names rose, peaked and faded in the same years as Adalyn, so they read as being from the same moment even when they look nothing alike.

Sibling names for Adalyn

Names from the same era and popularity tier — the two things that make a sibling set feel deliberate — skipping lookalike spellings and shared initials.

Explore around Adalyn