Eiden
Masculine · “generally read as a form of Aiden”
Eiden belongs to one of the most-worn sound patterns in modern American naming — the two beats of Aidan, a name carried out of early medieval Ireland and into English by way of monks, ballads and emigration. This particular spelling is a recent American arrival, still mostly attached to young children, and it puts a quieter, more unusual face on a sound nearly everyone can already say.
How old is the name Eiden?
Eiden first appears in US birth records in 2004 — 21 years ago. Eiden is overwhelmingly a brand-new baby name right now — most Eidens are still in diapers. About 2,100 people named Eiden are estimated to be alive in the US today.
When was the name Eiden most popular?
Eiden peaked in 2025, reaching #536 nationally. Today it ranks #536, exactly where it peaked. See the whole 2025 chart.
Lists built from the same records:
Where it comes from
From Aodh to Eiden
The story of Eiden
The line behind the sound is well documented: Aodh was an old Irish name meaning 'fire', and Aodhán its affectionate diminutive, anglicized over centuries as Aedan, Aidan and finally Aiden. Aidan traveled from Ireland into Britain in the early medieval period and then across the Atlantic with Irish emigration, and by the late twentieth century the -aden ending had become one of the most productive shapes in American naming, spawning Aiden, Ayden, Aidan and Adan side by side. Eiden arrived in that wave, an American spelling rather than an inherited one, with no separate history of its own before the US records picked it up. Its strongest showings are in Texas, California and Florida — big, mixed-language states where a spelling that reads clearly in both English and Spanish has room to move.
Meaningscholars disagree
generally read as a form of Aiden, from Irish Aodh, 'fire'
Two readings compete, and both are reasonable. Most often Eiden is treated as a respelling of Aiden/Aidan, which traces to Irish Aodhán, a diminutive of Aodh, 'fire' — so 'little fire'. But the ei- opening also pulls the name toward Eden, the Hebrew place name meaning 'delight' or 'pleasure', and some families choose the spelling with that echo in mind. Because Eiden itself has no separate documented origin, neither reading can be called the true one.
How the name formed
- Aodh
- Aodhán
- Aidan
- Aiden
- Eiden
Related forms: Aodhán · Aodh · Aidan · Aiden · Adán · Aodh
Pronouncing Eiden
EYE-den
Both EYE-den and AY-den are in use, since English gives 'ei' either value. Families who chose the name as a form of Aiden usually say AY-den. Whichever you pick, expect to state it once when meeting new people.
Nicknames for Eiden
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
- 2004
- Most boys named
- 2025558 — the highest on record
- Peak rank
- #536reached in 2025
- Change vs 2024
- +78.8%558 in 2025, from 312
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.
Eiden in other languages
The same name elsewhere
- Aodhán in Irish — related form
- Aodh in Irish — related form
- Aidan in English — related form
- Aiden in English — spelling variant
- Adán in Spanish (US usage) — related form
- Aodh in Scottish Gaelic — related form
Strongest US states over the last decade: Texas, California, Florida.
Eidens among us
people named Eiden are estimated to be alive in the US today
About 1 boy in 3,061 born in 2025 was named Eiden
Estimated from SSA birth records and published actuarial life tables. Method
Spellings of Eiden
- #536
- Eiden on the 2025 chart
- #401
- counting every spelling
The SSA counts spellings, not names. Eiden went to 558 boys in 2025, but Eyden and Eydeen are the same name said out loud. Together the 3 spellings went to 734, which makes it the 401st most-given boys’ name of the year — 135 places above the chart.
- Eiden558
- Eyden168
- Eydeen8
About 1 boy in 2,327 born in 2025 was given one of these spellings — against 1 in 3,061 for Eiden 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 Marcellus test
Every popular name lives one long story — a climb, a peak, a slow settling back. Eiden's later chapters haven't been written yet, so we borrowed them: Marcellus climbed just as high around 1902, and its whole arc is on record. Line the two peaks up, and Marcellus's path sketches the road Eiden is walking now.
Eiden is climbing fast right now. Steep climbs tend to come with steep descents — the quicker a name arrives, the more firmly it belongs to its moment.
A scored estimate from 146 years of naming cycles — not a prophecy. Great names outlive statistics. How this is scored
Where Eiden is headed
Eiden is on a steep climb — if the curve holds, 2030 could see around 70% more babies given the name than today. 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.
Eiden beside its neighbors
The names ranked closest to Eiden in 2025, in babies rather than position — the bars are to scale.
US boys given each name in 2025.
The trade-off
- The sound is already familiar to almost everyone in the US, so it is repeated correctly after one hearing even when the spelling is new.
- Two syllables, six letters, and no silent or doubled letters — easy for a child to write early.
- Sits on a long, unbroken documented line back to Irish Aodh and Aodhán, if you want a history behind it.
- Reads and pronounces cleanly in Spanish as well as English, which matches where the name is strongest.
- Uncommon enough as a spelling that a child is unlikely to share it in a classroom.
- The spelling will be corrected for life. Aiden is the default in most people's hands, and Eden is the second guess, so forms, name tags and email addresses will need checking.
- The sound is one of the most common in American boys' naming even though this spelling is not. A child may be one of several Aidens, Aydens and Aidans by ear, if not on paper.
- Because 'ei' can be read two ways, you will be the one who sets the pronunciation, and it may not stick with everyone who only sees it written.
- Nearly all Eidens alive are children, so there are few grown bearers to point to — which also means the spelling is not tied to any particular era yet.
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Eiden
Masculine · #536 in the U.S.
Frequently asked
- How many Eidens are there in the world?
- No country counts the world's names, so there is no worldwide figure — anyone quoting one is estimating. About 2,100 people named Eiden are estimated to be alive in the US today.
- How do you spell Eiden?
- Eiden is the most-used spelling in US records — 558 of the 734 babies given the name in 2025. The others recorded are Eyden and Eydeen.
- How popular is the name Eiden in 2025?
- Eiden ranks #536 among US boy names in 2025, with 558 babies given the name.
- How rare is the name Eiden?
- About 1 in every 3,061 US boys born in 2025 was named Eiden — 558 in all.
- Will my child share the name Eiden with classmates?
- Eiden will almost certainly be the only one in school.
Ranked beside Eiden
Names sitting at a similar level of popularity right now.
Zachariah#536 · Bruce#536 · Kendrick#535 · Scott#534 · Kaison#539 · Dorian#539 · Rio#532 · Troy#532
Looking for what else is popular rather than what resembles Eiden? See the current top 100.
Choosing between Eiden and another name?
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US figures from the Social Security Administration. 1880–2025. Data & methodology
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