Japheth
Masculine · “he will enlarge”
Japheth is one of the three sons of Noah, and Genesis puts a pun on his name in his father's mouth — a wish that God will enlarge him. Whether that is the etymology or a play on it is not settled.
How old is the name Japheth?
Japheth first appears in US birth records in 1970 — 55 years ago. The typical Japheth alive today was born around 2006, making them about 19 years old. About 1,400 people named Japheth are estimated to be alive in the US today.
When was the name Japheth most popular?
Japheth peaked in 1983, reaching #1822 nationally. Today it ranks #3379, 1,557 places below that high. See the whole 1983 chart.
Lists built from the same records:
Where it comes from
From Yefet to Japheth
The story of Japheth
The three sons of Noah are given as the ancestors of the peoples of the known world, and Japheth's line is placed to the north and west — which is why his name was attached, much later, to European peoples in a scheme now abandoned by scholarship. The name reached English through the King James Bible and was used by Protestant families in the seventeenth and eighteenth centuries, appearing in colonial American records.
Meaningscholars disagree
he will enlarge
Genesis connects the name to a Hebrew verb meaning to make wide or to enlarge, in a blessing spoken by Noah. Scholars have also proposed a connection to a word for beauty, and a link to the Greek Titan Iapetos has been argued and disputed. The biblical connection is a wordplay rather than a certain derivation.
How the name formed
- Yefet
- Japheth
Related forms: Yefet · Yafith · Jafet
Pronouncing Japheth
JAY-feth
Two syllables, first stressed. Hebrew Yefet is YEH-fet, with a y at the front.
Nicknames for Japheth
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
- 1970
- Most boys named
- 200751 — the highest on record
- Peak rank
- #1822reached in 1983
- Change vs 2024
- −8.1%34 in 2025, from 37
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.
Japheth in other languages
The same name elsewhere
- Yefet in Hebrew — same name
- Yafith in Arabic — same name
- Jafet in Spanish — same name
Strongest US states over the last decade: Pennsylvania, Indiana, California.
Japheths among us
people named Japheth are estimated to be alive in the US today
About 1 boy in 50,238 born in 2025 was named Japheth
Estimated from SSA birth records and published actuarial life tables. Method
Spellings of Japheth
- #3379
- Japheth on the 2025 chart
- #881
- counting every spelling
The SSA counts spellings, not names. Japheth went to 34 boys in 2025, but Jafeth is the same name said out loud. Together the 2 spellings went to 47, which makes it the 881st most-given boys’ name of the year — 2,498 places above the chart.
- Japheth34
- Jafeth13
About 1 boy in 36,342 born in 2025 was given one of these spellings — against 1 in 50,238 for Japheth 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 Dewie test
Every popular name lives one long story — a climb, a peak, a slow settling back. Japheth's later chapters haven't been written yet, so we borrowed them: Dewie climbed just as high around 1928, and its whole arc is on record. Line the two peaks up, and Dewie's path sketches the road Japheth is walking now.
Japheth 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 Japheth is headed
Japheth should hold steady through 2030 — the curve is flat, and flat curves are the most predictable kind.
Medium 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.
Japheth beside its neighbors
The names ranked closest to Japheth in 2025, in babies rather than position — the bars are to scale.
US boys given each name in 2025.
The trade-off
- A documented biblical name with genuine colonial American use behind it.
- Seven letters and two syllables, manageable to write.
- It is distinct from every other name in an American classroom.
- The meaning given in Genesis is a wordplay, so the honest answer carries a qualification.
- The name was used in a nineteenth-century racial classification scheme that is now discredited.
- The th ending is unusual in English names and gets misspelled.
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Japheth
Masculine · #3379 in the U.S.
Frequently asked
- How many Japheths are there in the world?
- No country counts the world's names, so there is no worldwide figure — anyone quoting one is estimating. About 1,400 people named Japheth are estimated to be alive in the US today.
- How do you spell Japheth?
- Japheth is the most-used spelling in US records — 34 of the 47 babies given the name in 2025. The others recorded are Jafeth.
- How popular is the name Japheth in 2025?
- Japheth ranks #3379 among US boy names in 2025, with 34 babies given the name.
- How rare is the name Japheth?
- About 1 in every 50,238 US boys born in 2025 was named Japheth — 34 in all.
- Will my child share the name Japheth with classmates?
- Japheth will almost certainly be the only one in school.
Ranked beside Japheth
Names sitting at a similar level of popularity right now.
Art#3379 · Sampson#3379 · Kiernan#3379 · Benyamin#3379 · Quamir#3379 · Madhav#3379 · Tuff#3379 · Hubert#3379
Looking for what else is popular rather than what resembles Japheth? See the current top 100.
Choosing between Japheth and another name?
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US figures from the Social Security Administration. 1880–2025. Data & methodology
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