Head to head · Boys' names
Noah vs Theodore
#2 vs #4 in 2025
Noah is a whisker ahead (#2 vs #4 in 2025), but the curves point different ways: Noah is holding its place on the charts, Theodore is climbing the charts fast. On momentum, Theodore has the edge.
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
On the charts, Noah leads 4 measures of 6; Theodore leads 1.
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: Noah #151, Theodore #77 — Theodore higher
- 1890s: Noah #204, Theodore #83 — Theodore higher
- 1900s: Noah #251, Theodore #41 — Theodore higher
- 1910s: Noah #348, Theodore #60 — Theodore higher
- 1920s: Noah #397, Theodore #64 — Theodore higher
- 1930s: Noah #448, Theodore #77 — Theodore higher
- 1940s: Noah #508, Theodore #98 — Theodore higher
- 1950s: Noah #607, Theodore #118 — Theodore higher
- 1960s: Noah #630, Theodore #148 — Theodore higher
- 1970s: Noah #331, Theodore #182 — Theodore higher
- 1980s: Noah #207, Theodore #208 — Noah higher
- 1990s: Noah #127, Theodore #278 — Noah higher
- 2000s: Noah #22, Theodore #300 — Noah higher
- 2010s: Noah #3, Theodore #130 — Noah higher
- 2020s: Noah #2, Theodore #10 — Noah higher
Theodore stood higher in 10 of 15 decades; Noah has held the lead since the 1980s.
Rank by decade
| Decade | Noah | Theodore |
|---|---|---|
| 1880s | #151 | #77 |
| 1890s | #204 | #83 |
| 1900s | #251 | #41 |
| 1910s | #348 | #60 |
| 1920s | #397 | #64 |
| 1930s | #448 | #77 |
| 1940s | #508 | #98 |
| 1950s | #607 | #118 |
| 1960s | #630 | #148 |
| 1970s | #331 | #182 |
| 1980s | #207 | #208 |
| 1990s | #127 | #278 |
| 2000s | #22 | #300 |
| 2010s | #3 | #130 |
| 2020s | #2 | #10 |
Average national rank across each decade. A dash means the name sat outside the recorded top of that decade.
Around the world
Noah
- Scotland#1
- Canada#1
- England & Wales#2
- France#2
Theodore
- Canada#3
- England & Wales#8
- Scotland#39
National statistics offices, latest published year.
The names themselves
Meaning, roots, sound and the people who carried each
Where each name comes from
Noah
rest, repose — traditionally read as "comfort"
The Hebrew form Noaḥ matches the root nuaḥ, "to rest." Genesis itself plays on a different root, naḥam, "to comfort," when it explains the name — which is why both readings are handed down together.
Noaḥ (Hebrew) → Nōe (Greek) → Noe (Latin) → Noah (English)
How it traveled
The name is Hebrew, Noaḥ, and reached English through scripture rather than through migration. The Greek translators of the Hebrew Bible wrote it Nōe, and Latin followed them, which is why French, Spanish and Portuguese still use Noé rather than a form ending in -ah.
Theodore
gift of God
Greek theos, god, with doron, a gift. It was a common name in the Greek-speaking world from the second century onward and was given by Christian and pagan families alike, since the sentiment worked either way.
theos → Theodoros → Theodore
How it traveled
Theos is one of the most productive Greek roots in English and one of the words it built is genuinely startling. Enthusiasm is en-theos: having a god inside you.
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
Noah
NOH-uh
Stress on the first syllable. The French and Spanish Noé is said no-AY, with the stress on the second syllable — worth knowing if the name will be used in both languages.
- Noah — Two syllables already, so most Noahs go through life with the full name in both formal and casual use.
- Noey — An affectionate family form, mostly used with small children rather than adults.
- No-no — A household-only baby nickname; not used outside the family.
Theodore
THEE-uh-dor
Three syllables, stress on the first. Greek puts it on the third, theh-oh-DOR-os. Russian Fyodor is the same name after a millennium of sound change and looks nothing like it.
- Teddy — The warm form; the one that produced the bear and the one most Theodores answer to as children.
- Theo — The front; a full name of its own and used for either child.
- Ted — The plainest form; adult, and shared with Edward.
- Dore — The back half, used rarely and mostly in older records.
Who has carried each name
Noah
Noah Webster (b. 1758) — The Webster of Webster's Dictionary
Noah Lyles (b. 1997) — Olympic 100m champion — the world's fastest man
Noah Centineo (b. 1996) — To All the Boys I've Loved Before heartthrob
Theodore
Theodore Roosevelt (b. 1858) — Youngest US president ever — the teddy bear is named after him
Theodore Dreiser (b. 1871) — Novelist of An American Tragedy
Source: Wikidata — the one source on this page that is not an official agency.
Is it right for you
The differences that decide it, laid out by what you want
Choose by what you want
Choose Noah if you want…
- a name holding steadyNoah is holding its place on the charts
- a name with fewer syllablesNoah is 2 syllables to Theodore's 3
- a name that charts abroad tooNoah is on the national lists of Scotland, Canada, England & Wales and France
- a name that feels very nowNoah is holding its place on the charts
Choose Theodore if you want…
- a name on the way upup 19 places on the charts in five years
- a name with more sound in itTheodore runs 3 syllables, Noah 2
- a name that ages quietlyan estimated 12% chance of feeling dated by 2040, against 40% for Noah
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
Noah
Strengths
- Spelled the way it sounds in English, and familiar enough that it rarely needs repeating or explaining.
- Has a recognized counterpart in French, Spanish, Italian, Arabic and Hebrew, so it travels without becoming a different name.
- A documented written record going back thousands of years, with no gap where the name fell out of use.
To consider
- This is a name a child will share. In a school of any size there will likely be another Noah in the building, and possibly one in the same class — worth thinking about alongside a common surname.
- The ark story follows the name. Most Noahs meet cheerful jokes about animals two by two at some point, usually from adults.
- For a girl, this spelling reads as the boy's name to most people, and will often be assumed male on paper. The very close Hebrew girl's name Noa — a separate name, from the daughters of Zelophehad in Numbers — is the form most parents use for daughters.
Theodore
Strengths
- A settled Greek meaning that is a complete and cheerful statement.
- Four short forms at four different temperatures, from formal to affectionate.
- Recognizable in Greek, German, Italian, Spanish and Russian, though the Russian takes explaining.
To consider
- It is climbing hard at the moment, so a Theodore will not be the only one for long.
- Teddy is what most people will reach for, so it is worth liking the short form.
- The bear association is permanent and entirely benign, but it is not optional.
Documented properties of each name — how it spells, travels and shortens — not opinions about the child.
How each is likely to age
Noah
40%chance Noah feels dated by 2040
Noah 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.
Theodore
12%chance Theodore feels dated by 2040
Theodore has held the top-100 across 8 different decades — it has never depended on fashion, and names like that read the same at any age.
A reading of where each name sits on the long naming cycle — computed, not measured, and explained on the data page.
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 Noah and Theodore 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 Noah and Theodore?
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More head-to-heads
Same measures, different pair. Sixty more are dealt daily in the arena.
Lists that carry both names
Every list here names both Noah and Theodore — the same style, ranked by the same records.
Noah or Theodore — the short answers
- Which is more popular, Noah or Theodore?
- Noah, in 2025: Noah ranked #2 with 20,358 babies; Theodore ranked #4 with 13,355 babies.
- Which name is rising faster, Noah or Theodore?
- Theodore. Over the last five years Noah is holding its place on the charts; Theodore moved up 19 places.
- Which is the older name, Noah or Theodore?
- The US record cannot say: both were already in use when it began in 1880.
- How many people are named Noah and Theodore?
- About 514,000 people named Noah are estimated to be alive in the US today. About 205,000 people named Theodore are estimated to be alive in the US today.
- Will there be other Noahs or Theodores in the classroom?
- Roughly 1 in 3 classrooms will have a child named Noah. Roughly 1 in 5 classrooms will have a child named Theodore.
US figures from the Social Security Administration, 1880–2025; international figures from national statistics agencies. Votes are battle voters on this site, not the birth record. Data & methodology
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