Head to head · Boys' names
Jasiah vs Johnathan
#498 vs #508 in 2025
Jasiah is a whisker ahead (#498 vs #508 in 2025), but the curves point different ways: Jasiah is holding its place on the charts, Johnathan is stepping back from its peak.
Cast your vote
Which one would you pick?
Your gut first, the numbers after — the split shows once you pick.
The tale of the tape
The tape is even: Jasiah and Johnathan each lead 3 measures of 6.
Ranks, counts and years are measured in the official US birth record; the classroom and living figures are estimates computed from it. The dot marks the side each measure favours on the charts — more common, not better.
What the records say
146 years of US births, drawn on one scale
Two curves, one scale
Who owned which decade
- 1880s: Jasiah —, Johnathan #856 — Johnathan higher
- 1910s: Jasiah —, Johnathan #2918 — Johnathan higher
- 1920s: Jasiah —, Johnathan #3024 — Johnathan higher
- 1930s: Jasiah —, Johnathan #2567 — Johnathan higher
- 1940s: Jasiah —, Johnathan #1740 — Johnathan higher
- 1950s: Jasiah —, Johnathan #863 — Johnathan higher
- 1960s: Jasiah —, Johnathan #520 — Johnathan higher
- 1970s: Jasiah —, Johnathan #267 — Johnathan higher
- 1980s: Jasiah —, Johnathan #133 — Johnathan higher
- 1990s: Jasiah #5529, Johnathan #131 — Johnathan higher
- 2000s: Jasiah #1216, Johnathan #181 — Johnathan higher
- 2010s: Jasiah #624, Johnathan #306 — Johnathan higher
- 2020s: Jasiah #495, Johnathan #475 — Johnathan higher
Johnathan stood higher in every recorded decade — 13 of 13.
Rank by decade
| Decade | Jasiah | Johnathan |
|---|---|---|
| 1880s | — | #856 |
| 1910s | — | #2918 |
| 1920s | — | #3024 |
| 1930s | — | #2567 |
| 1940s | — | #1740 |
| 1950s | — | #863 |
| 1960s | — | #520 |
| 1970s | — | #267 |
| 1980s | — | #133 |
| 1990s | #5529 | #131 |
| 2000s | #1216 | #181 |
| 2010s | #624 | #306 |
| 2020s | #495 | #475 |
Average national rank across each decade. A dash means the name sat outside the recorded top of that decade.
The names themselves
Meaning, roots, sound and the people who carried each
Where each name comes from
Jasiah
Not established
No meaning has been established for Jasiah itself, because the name is a recent American formation rather than an inherited word. What is documented sits nearby: Josiah comes from the Hebrew Yoshiyahu, generally read as 'the Lord supports' or 'the Lord heals', and Isaiah from Yesha'yahu, 'the Lord is salvation'. Jasiah echoes both without being traceable to either.
How it traveled
Jasiah belongs to a wave of American names built on familiar biblical shapes — the Ja- opening that English speakers already know from Jamal, Jared and Jayden, joined to the -siah ending shared by Josiah and Isaiah, two names carried into everyday English by the King James Bible and heavily used in the United States ever since. The name has no older documented line of its own: it shows up in the US record only in recent decades, and its history is essentially an American history.
Johnathan
"YHWH has given" — the gift of God
The root is Hebrew Yehonatan, from the divine name plus the verb "to give." The added h in this spelling comes from John (Hebrew Yohanan, "YHWH is gracious"), so the written form leans on two related biblical names at once, though the meaning it carries is Jonathan's.
Yehonatan → Yonatan → Ionathan → Jonathan → Johnathan
How it traveled
The name begins as Hebrew Yehonatan, shortened to Yonatan, and belongs in the Hebrew Bible to the son of King Saul. Greek translators wrote it Ionathan, Latin carried it onward, and English-speaking Protestants took it up in earnest after the Reformation, when biblical names outside the New Testament came into ordinary family use.
Where a reading is contested the note says so — this page does not turn a guess into a fact. The chain is each name's recorded forms, oldest first; the story is its opening, told in full on the name's own page.
Out loud, and in short
Jasiah
juh-ZY-uh
Also said jay-ZY-uh, with a long first vowel. Both are in real use, so it helps to pick one and say it first when introducing the name.
- Jay — The most portable short form; also stands alone as a given name and works on a roster or a résumé.
- Siah — Informal, used the same way for Josiah and Isaiah; usually family and friends rather than teachers.
- Jas — Casual clipping, used in speech and texting more than in writing.
- J — Initial-only nickname, common among teammates and classmates.
Johnathan
JON-uh-thun
Identical to Jonathan — the extra h is silent. Stress falls firmly on the first syllable.
- Jon — The default everyday short form; also given on its own as a full name, and often written John by people who have not seen the spelling.
- Johnny — Informal and affectionate, long established in American English; stands alone as a given name too.
- Nate — Taken from the back half of the name; informal, and independently a short form of Nathan and Nathaniel.
- Jonny — Informal spelling of Johnny that matches the Jon- half of the name.
- Also J.J..
Is it right for you
The differences that decide it, laid out by what you want
Choose by what you want
Choose Jasiah if you want…
- a name most people already know#498 in 2025, 607 babies that year
- a name on the way upup 34 places on the charts in five years
Choose Johnathan if you want…
- a name fewer children share#508 in 2025 — johnathan will almost certainly be the only one in school
- a name past its most crowded yearsJohnathan is stepping back from its peak
Each line is a measured difference between the two names — a rank, a count, a recorded form — never a judgement of either. Save the one that answers your question; it lands on your shortlist.
The trade-offs, name by name
Jasiah
Strengths
- Rare enough that a child is unlikely to share it in a classroom, while sounding close to names everyone already knows.
- Ready-made short forms — Jay, Siah, Jas — none of which need explaining.
- Steady usage rather than a sharp spike, so it does not carry the stamp of a single year.
To consider
- It will be heard as Josiah and written that way often, by teachers, doctors and coaches. Spelling it out becomes routine.
- The first vowel is genuinely unsettled — some say juh-, some say jay-. Expect to correct it, kindly, for years.
- Because the name is so recent, nearly all its bearers are young. There are no grown Jasiahs to point to yet, which some parents like and others find unmoored.
Johnathan
Strengths
- Pronounced exactly as Jonathan is, so no one hesitates over saying it, in the US or in most of Europe.
- Several short forms already in long use — Jon, Johnny, Nate — giving a formal name for documents and easier ones for daily life.
- The root name has an unbroken written record from the Hebrew Bible through Greek and Latin into English, and remains current in many languages.
To consider
- The h cannot be heard, only seen. Anyone taking the name down by ear will write Jonathan, so expect a lifetime of spelling it out on forms, bookings and email addresses.
- The same ambiguity repeats in the short form: Jon written by others as John. Worth deciding early which you and he will use.
- This spelling has been carried mostly by adults rather than young children in recent years, so a boy given it now may be among the youngest wearing it — which also means he is unlikely to meet another.
Documented properties of each name — how it spells, travels and shortens — not opinions about the child.
With your last name
Say both in full. The notes are facts about letters and sound — a rhyme, a shared initial, the monogram — not a verdict on either name.
Type a last name to hear Jasiah and Johnathan in full.
Weighing the whole shortlist? Run the full comparison — up to eight names with your last name, initials, classroom projections and a printable report.
Decide together
Nobody names a baby alone
Still torn between Jasiah and Johnathan?
Put both to the vote.
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More head-to-heads
Same measures, different pair. Sixty more are dealt daily in the arena.
Lists these names appear on
Where Jasiah and Johnathan each sit in the library — alternatives in the same style, ranked by the same records.
Jasiah or Johnathan — the short answers
- Which is more popular, Jasiah or Johnathan?
- Jasiah, in 2025: Jasiah ranked #498 with 607 babies; Johnathan ranked #508 with 594 babies.
- Which name is rising faster, Jasiah or Johnathan?
- Jasiah. Over the last five years Jasiah moved up 34 places; Johnathan moved down 90 places.
- Which is the older name, Jasiah or Johnathan?
- Jasiah entered the US charts in 1991; Johnathan entered the US charts in 1881. On the American record, Johnathan is the older name.
- How many people are named Jasiah and Johnathan?
- About 9,500 people named Jasiah are estimated to be alive in the US today. About 94,000 people named Johnathan are estimated to be alive in the US today.
- Will there be other Jasiahs or Johnathans in the classroom?
- Jasiah will almost certainly be the only one in school. Johnathan will almost certainly be the only one in school.
US figures from the Social Security Administration, 1880–2025. Votes are battle voters on this site, not the birth record. Data & methodology
Keep playing
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