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Callaghan

#3,001 in 2025UnisexBoys' nameGirls' name

Variant of Callahan

Callaghan has been given to 438 babies in the U.S. since 1994. In 2025 it ranked #3,001 of 13,926 boys’ names in use. Its peak year was 2025, with 41 recorded. It's used for both sexes: 85% boys, 15% girls all-time.

Babies named Callaghan, 2025

1 in 80,900

Callaghan over time, 1880–2025

BoysGirls
020406018801900192019401960198020002020

Based on births in the U.S. Babies given the name each year. Hover the chart — or focus it and use the arrow keys — for any year. Gaps mean the name was given fewer than 5 times that year; these counts are unpublished.

Girls or boys — Callaghan over time

In 2025, Callaghan went to 15% girls and 85% boys.

19942025

A sex is only published in years it reached five applications, so a stretch at 0% or 100% means the other side stayed under that floor — not that it was never used.

Callaghan: meaning, origin, and history

Variant of Callahan

surname transfer

What Callaghan means

Callaghan is a variant of Callahan.

Origin, language, and formation

Callaghan is used in English. Its origins include surname transfer.

Callaghan is recorded as a surname transferred into given-name use.

Related names and everyday forms

Related names include Callahan.

American usage and historical context

In the United States, 374 boys were recorded with the name Callaghan between 1994 and 2025. Its highest annual count was 41 in 2025; its best national rank was #3,001 in 2025.

Over 5 years its rank rose, from #5,065 in 2020 to #3,001 in 2025. Over 10 years its rank rose, from #10,884 in 2015 to #3,001 in 2025.

In the United States, 64 girls were recorded with the name Callaghan between 1997 and 2025. Its highest annual count was 15 in 2022; its best national rank was #7,340 in 2022.

Sources & methodologyReferences, data & attribution

Meaning, origin, and language notes draw on the references below.

American popularity figures use published Social Security Administration records for this exact spelling. Counts below five for a name, sex, and year are omitted.

Wiktionary material is available under CC BY-SA 4.0.

How common is Callaghan?

Everything below is computed from the 2025 data — the most recent year available.

Among all babies, 2025
1 in 80,900
41 of 3,315,165 births
Among boys only
1 in 41,700
<0.01% of boys
Rank, 2025
#3,001
of 13,926 boys’ names in use
Coin-flip room size
56,047 kids
Even odds of a second one

Where Callaghan sits on the popularity scale

Rarest published (5 a year)#1 — Liam (20,818)

Chance at least one other child shares the name

If the other children were drawn at random from the 2025 national name distribution. Real classrooms cluster by region and community, so treat these as a floor, not a ceiling.

Class of 20Under 1%
Class of 30Under 1%
Grade of 100Under 1%
School of 500Under 1%

Put another way: gather 56,047 children born in 2025 and it's an even bet that one of them is another Callaghan. In a class of 30 the chance is Under 1%.

When Callaghans were born

Half of everyone ever recorded as Callaghan was born before 2020 — so the typical Callaghan is around 5 today.

Median birth year
2020
About 5 years old
Biggest decade
2020s
51.1% of all use
Born in the last 25 years
89.0%
A modern name
Recorded since 1950
374
People you could plausibly meet
Choose a decade

2020s — 51.1% of all recorded uses (191).

Is Callaghan rising or falling?

Rank movement and count movement can disagree — the number of distinct names in use keeps growing, so a name holding a steady count still slides down the list. Both are shown.

Rank vs 1 year ago
+467
Places climbed
Rank vs 5 years ago
+2,064
Places climbed
Rank vs 10 years ago
+7,883
Places climbed
Births vs 10 years ago
6.83×
More babies than then
Share of its own peak
100.0%
Peak was 2025 (41)
Years since peak
Peaking now
At its all-time high
Year-to-year steadiness
Volatile
26.7% average annual change
Best rank ever
#3,001
2025

Spellings of Callaghan

Callaghan is not the most common spelling — Callahan is, with 94.2% against Callaghan's 5.8%.

Grouped by closeness of spelling (up to two letter changes), same sex, with a floor on all-time use. It catches Sophia/Sofia and Aiden/Ayden, and misses spellings that sound alike but look different, like Sean and Shawn.

Where Callaghan is used

Across 1910–2025, Callaghan was most concentrated in Michigan — about 1 in — boys, against 1 in 1,313,832 across all states with data.

00 per 100,000

Most concentrated

  1. 1Michigan1 in —

Shading is the share of that state's recorded boys given this name, not the raw count — otherwise the map would just show which states are biggest. Unshaded states have no published records for this period. U.S. birth records suppress state-year counts below 5; state counts therefore don't add up to the national total. Every state links to its full rankings. Callaghan has too little recent state data to map, so this covers all years from 1910.

Callaghan around the world

Where Callaghan ranks in official birth records elsewhere in the world. Rankings only — the number of births isn’t comparable between places, so it isn’t shown.

  • England & Wales
    2000–2025
    #5,137
    in 2025
  • Ireland
    1973–2014
    #715
    in 2014
  • France
    2005–2005
    #4,748
    in 2005
  • Canada
    2014–2024
    #2,328
    in 2024
  • South Australia
    1997–1997
    #543
    in 1997

Popularity data from Office for National Statistics, Central Statistics Office, Institut national de la statistique et des études économiques, Statistics Canada and Consumer and Business Services (South Australia). ONS data under Open Government Licence v3.0. CSO, CBS SA data under CC BY 4.0. INSEE data under Licence Ouverte / Etalab 2.0. StatCan data under Statistics Canada Open Licence.

Callaghan by the numbers

The raw record for each sex the name is used for.

As a boy's name

Rank in 2025
#3,001
Trend vs 5 yrs ago
Up 2,064
Best rank ever
#3,001
2025
Peak year
2025
41 that year
First recorded
1994
Last recorded
2025
All-time count
374
Count in 2025
41

As a girl's name

Rank in 2025
#12,154
Trend vs 5 yrs ago
New entry
Best rank ever
#7,340
2022
Peak year
2022
15 that year
First recorded
1997
Last recorded
2025
All-time count
64
Count in 2025
7

Names similar to Callaghan

Matched on shared beginnings and endings, similar length, and comparable popularity.

CalahanCalihanCallahanCalhanCalogeroCaldwellCallawayCallowayCalhounCalciferCaliberCalixtoElnathanLeviathanJhonathanCallihanCalianJonnathanJoenathanCalvaryKeeghanCaliphShrihanKrishan

Sibling names for Callaghan

Names from the same era and popularity tier — the two things that make a sibling set feel deliberate — skipping lookalike spellings and shared initials.

Explore around Callaghan

Top names of 2025, Callaghan's peak yearThe 2020s in fullOther names that peaked in 2025Boys' names starting with C