Head to head · Boys' names
Callum vs Calvin
#118 vs #132 in 2025
Callum is a whisker ahead (#118 vs #132 in 2025), but the curves point different ways: Callum is climbing the charts fast, Calvin is holding its place on the charts.
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: Callum and Calvin 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: Callum —, Calvin #114 — Calvin higher
- 1890s: Callum —, Calvin #142 — Calvin higher
- 1900s: Callum —, Calvin #157 — Calvin higher
- 1910s: Callum —, Calvin #160 — Calvin higher
- 1920s: Callum —, Calvin #91 — Calvin higher
- 1930s: Callum —, Calvin #121 — Calvin higher
- 1940s: Callum —, Calvin #125 — Calvin higher
- 1950s: Callum —, Calvin #113 — Calvin higher
- 1960s: Callum —, Calvin #147 — Calvin higher
- 1970s: Callum —, Calvin #177 — Calvin higher
- 1980s: Callum #5879, Calvin #170 — Calvin higher
- 1990s: Callum #2458, Calvin #191 — Calvin higher
- 2000s: Callum #1264, Calvin #222 — Calvin higher
- 2010s: Callum #702, Calvin #174 — Calvin higher
- 2020s: Callum #226, Calvin #144 — Calvin higher
Calvin stood higher in every recorded decade — 15 of 15.
Rank by decade
| Decade | Callum | Calvin |
|---|---|---|
| 1880s | — | #114 |
| 1890s | — | #142 |
| 1900s | — | #157 |
| 1910s | — | #160 |
| 1920s | — | #91 |
| 1930s | — | #121 |
| 1940s | — | #125 |
| 1950s | — | #113 |
| 1960s | — | #147 |
| 1970s | — | #177 |
| 1980s | #5879 | #170 |
| 1990s | #2458 | #191 |
| 2000s | #1264 | #222 |
| 2010s | #702 | #174 |
| 2020s | #226 | #144 |
Average national rank across each decade. A dash means the name sat outside the recorded top of that decade.
Around the world
Callum
- Scotland#68
Calvin
Not charting outside the US.
National statistics offices, latest published year.
The names themselves
Meaning, roots, sound and the people who carried each
Where each name comes from
Callum
dove
Through Scottish Gaelic Calum, from Latin columba, 'dove'.
Columba → Colum Cille → Calum → Callum
How it traveled
The root is Latin columba, 'dove', which became the monastic name Columba — carried by the Irish abbot who founded the monastery on Iona in the sixth century and was known in Gaelic as Colum Cille, 'dove of the church'. His fame in the Gaelic world turned the name into a staple: Calum in Scottish Gaelic, Colm and Colum in Ireland, and, in the compound Máel Coluim, 'devotee of Columba', the source of Malcolm and of four medieval Scottish kings.
Calvin
little bald one
From the French surname Cauvin or Calvin, a diminutive of Latin calvus, bald. It was a nickname surname of exactly the kind medieval France produced by the thousand: a plain description of an ancestor, inherited by everyone after him whether or not it fitted.
calvus → Cauvin → Calvinus → Calvin
How it traveled
Jean Cauvin, a French lawyer, Latinized his name to Calvinus as scholars did, published a systematic theology at twenty-six, and ended up running Geneva. His Latin name became an English given name among Protestant families and traveled with them to America, where it did far better than in France.
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
Callum
KAL-um
First syllable rhymes with 'pal'; the ending is a light -um, not -oom. Scottish speakers say it the same way whether it is spelled Callum or Calum.
- Cal — The standard short form, informal, and used as a stand-alone given name in its own right.
- Callie — Occasional family nickname; far more often encountered as a girl's name in the US.
- Cally — Informal, mostly within families and in British usage.
Calvin
KAL-vin
Two syllables, stress on the first. French says it with the weight at the end and a nasal ending, kal-VAN, which is how the theologian's own contemporaries would have said it.
- Cal — The default clip; used for either child and a full name in its own right.
- Vin — The back half, and a name of its own; shared with Vincent.
- Kel — A family form built on the opening; less common but settled where used.
One short form, two names
- Callum and Calvin both shorten to Cal.
Short forms as recorded on each name’s own page. This is here so it is a decision rather than a discovery.
Who has carried each name
Callum
Callum Turner (b. 1990) — Masters of the Air lead
Calvin
Calvin Coolidge (b. 1872) — The famously quiet "Silent Cal" president
Calvin Klein (b. 1942) — Built a fashion empire on his own name
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 Callum if you want…
- a name most people already know#118 in 2025, 2,995 babies that year
- a name on the way upup 218 places on the charts in five years
- a name that charts abroad tooCallum is on the national lists of Scotland
- a newer arrivalCallum entered the US charts in 1983
Choose Calvin if you want…
- a name fewer children share#132 in 2025 — calvin will almost certainly be the only one in school
- a name holding steadyCalvin is holding its place on the charts
- a long American recordCalvin was already in use when US records began in 1880
- a name that ages quietlyan estimated 25% chance of feeling dated by 2040, against 61% for Callum
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
Callum
Strengths
- Meaning is settled and easy to say out loud: dove, through Gaelic Calum from Latin columba.
- Long unbroken record in Scotland, where it remains an ordinary everyday name rather than a revival.
- Spells itself once heard, and needs no explanation of how to pronounce it.
To consider
- Callum and Calum are both correct, and the single-L Gaelic spelling is common enough that you may be asked which one you meant, especially by anyone with Scottish or Irish connections.
- The name is climbing steadily in the US, so a child born now will likely meet more Callums as a teenager than as a toddler — rare at first, not necessarily rare for life.
- Cal is shared territory with Caleb, Calvin and Callan, and Callum itself is easily misheard as Callan or Cullen over a phone or in a noisy room.
Calvin
Strengths
- A settled Latin meaning that is plain and checkable rather than reconstructed.
- Two syllables and a spelling nobody has to be told.
- Cal works instantly and serves either child.
To consider
- It means bald, which is a fact about somebody's ancestor and will amuse people.
- It carries a theological association for anyone who knows the history, and a fashion one for everyone else.
- A famous comic strip gave the name to a six-year-old for a decade, which is a warm association and a fixed one.
Documented properties of each name — how it spells, travels and shortens — not opinions about the child.
How each is likely to age
Callum
61%chance Callum feels dated by 2040
Callum 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.
Calvin
25%chance Calvin feels dated by 2040
Calvin peaked long ago yet still holds steady — names that survive their own wave usually settle into quiet, durable classics.
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 Callum and Calvin 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 Callum and Calvin?
Put both to the vote.
One link to your partner, your parents, your sister. Each of them gets the two names, a one-tap answer and room to say why — and every reply lands in one place.
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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 Callum and Calvin — the same style, ranked by the same records.
Callum or Calvin — the short answers
- Which is more popular, Callum or Calvin?
- Callum, in 2025: Callum ranked #118 with 2,995 babies; Calvin ranked #132 with 2,710 babies.
- Which name is rising faster, Callum or Calvin?
- Callum. Over the last five years Callum moved up 218 places; Calvin moved up 12 places.
- Which is the older name, Callum or Calvin?
- Callum entered the US charts in 1983; Calvin was already in use when US records began in 1880. On the American record, Calvin is the older name.
- How many people are named Callum and Calvin?
- About 16,000 people named Callum are estimated to be alive in the US today. About 150,000 people named Calvin are estimated to be alive in the US today.
- Do Callum and Calvin share a nickname?
- Yes — both shorten to Cal, so in a house with both names the short form would not say which child is meant.
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
Keep playing
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