Ailen
Feminine · “ember”
Ailen is overwhelmingly a girls’ name — 686 girls against 5 boys since 1880.
Ailen is a Mapuche word for an ember — the live coal in the ashes — and it is used across Argentina and Chile.
How old is the name Ailen?
Ailen first appears in US birth records in 1990 — 35 years ago. The typical Ailen is a kid of about 6 — this name's wave is very recent. About 700 people named Ailen are estimated to be alive in the US today.
When was the name Ailen most popular?
Ailen peaked in 2022, reaching #1907 nationally. Today it ranks #2153, 246 places below that high. See the whole 2022 chart.
Lists built from the same records:
Where it comes from
Origin, sound and short forms
The story of Ailen
Argentine and Chilean naming has drawn on Mapudungun since the twentieth century — Ailen, Nahuel, Rayen, Antu — as a deliberate turn toward indigenous language. Ailen is among the most-used of them. It appears in American records in current use.
Meaningscholars disagree
ember, live coal
Generally given as Mapudungun for 'ember' or 'clear', an attribution widely used in Argentina and Chile. The Mapuche source is plausible but the reading is not firmly documented in linguistic sources. A separate Irish Aileen route is proposed for some bearers.
Pronouncing Ailen
eye-LEN
Two syllables, stress on the second. Spanish Ailén marks the stress with an accent.
Nicknames for Ailen
Moderate
What the data says
146 years of official birth records
The long climb, and where it stands now
The same years in position rather than babies
- First recorded
- 1990
- Most girls named
- 2022105 — the highest on record
- Peak rank
- #1907reached in 2022
- Change vs 2024
- +87.0%86 in 2025, from 46
Rank is a position, a count is a headcount, and they move independently — a name can hold its rank while the number of babies behind it falls. Source: U.S. Social Security Administration.
Ailen in other languages
The same name elsewhere
- Ailén in Spanish — same name
- Aylen in Mapudungun — spelling variant
- Aileen in English — related form
Strongest US states over the last decade: Texas, California, Florida.
Ailens among us
people named Ailen are estimated to be alive in the US today
About 1 girl in 18,689 born in 2025 was named Ailen
Estimated from SSA birth records and published actuarial life tables. Method
Spellings of Ailen
- #2153
- Ailen on the 2025 chart
- #357
- counting every spelling
The SSA counts spellings, not names. Ailen went to 86 girls in 2025, but Aileen, Ayleen and Aylen are the same name said out loud. Together the 4 spellings went to 864, which makes it the 357th most-given girls’ name of the year — 1,796 places above the chart.
About 1 girl in 1,860 born in 2025 was given one of these spellings — against 1 in 18,689 for Ailen itself.
Spellings are grouped by a fixed rule that folds interchangeable English spellings of one sound (ck/k, ph/f, x/ks, a non-initial y for i) and keeps vowels apart, so Sean and Shawn stay separate names. It errs towards splitting: a family here is never larger than the truth. SSA national data, 2025. Method
Is it right for you
What happens to a name after it peaks
The Daun test
Every popular name lives one long story — a climb, a peak, a slow settling back. Ailen's later chapters haven't been written yet, so we borrowed them: Daun climbed just as high around 1955, and its whole arc is on record. Line the two peaks up, and Daun's path sketches the road Ailen is walking now.
Ailen sits in the calm middle of the cycle — neither chasing a wave nor sliding off one. Middle-of-the-cycle names age slowly and predictably.
A scored estimate from 146 years of naming cycles — not a prophecy. Great names outlive statistics. How this is scored
Where Ailen is headed
Ailen looks set to keep climbing gently, with roughly 29% more babies a year by 2030 if the current curve holds. Its history is short or jumpy, though, so read this as a sketch rather than a promise.
Low confidence — fitted on official counts through 2025.
A damped-trend projection of the official birth data — a sketch of momentum, not a promise. Every name's forecast, ranked.
Ailen beside its neighbors
The names ranked closest to Ailen in 2025, in babies rather than position — the bars are to scale.
US girls given each name in 2025.
The trade-off
- The ember meaning is concrete and unusually vivid.
- It records a real revival of Mapuche naming in South America.
- Two clean syllables with no pronunciation risk once heard.
- The Mapudungun reading is widely used but not firmly documented.
- Aileen is an unrelated Irish name that sounds close.
- The accent is usually dropped in American records.
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Ailen
Feminine · #2153 in the U.S.
Frequently asked
- How many Ailens are there in the world?
- No country counts the world's names, so there is no worldwide figure — anyone quoting one is estimating. About 700 people named Ailen are estimated to be alive in the US today.
- How do you spell Ailen?
- Ailen is one of 4 recorded spellings. Aileen is the more common one — 340 births in 2025 against 86 for Ailen.
- How popular is the name Ailen in 2025?
- Ailen ranks #2153 among US girl names in 2025, with 86 babies given the name.
- How rare is the name Ailen?
- About 1 in every 18,689 US girls born in 2025 was named Ailen — 86 in all.
- Will my child share the name Ailen with classmates?
- Ailen will almost certainly be the only one in school.
Ranked beside Ailen
Names sitting at a similar level of popularity right now.
Jackie#2153 · Keaton#2153 · Ahana#2153 · Mayra#2153 · Malina#2153 · Zofia#2153 · Harlynn#2153 · Aries#2153
Looking for what else is popular rather than what resembles Ailen? See the current top 100.
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US figures from the Social Security Administration. 1880–2025. Data & methodology
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