Callahan
Boy name · Celtic · English · Irish · Irish surname
Meaningdescendant of Ceallachán · Irish
- US rank
- #227
- Syllables
- 3
- Peak
- #227 in 2025
1,566 babies were named Callahan in the US in 2025. It has climbed 579 places in five years.
Save adds it to your list. Vote moves it up the top voted names.
US births per million boys, 1983–2025
Most popular states (2025)
Similar names
Popularity: U.S. Social Security Administration (babies with 5+ births per year).
Did you know?
A few things about Callahan you might not know, from US birth records. Handy for convincing a partner, or a grandparent.
- How commonAbout 1 in every 1,091 baby boys born in the US in 2025 was named Callahan, 1,566 babies in all. In a typical school of 500 kids, your Callahan would very likely be the only one.
- HistoryCallahan first shows up in US birth records in 1983, the first year at least 5 babies got it. It has been in use for 42 years since.
- Best yearCallahan is at its all-time high right now: #227 in 2025.
- Then vs nowCallahan is 50× more common today than it was in 2000. In 2000 it was given to about 1 in 54,645 baby boys; in 2025, about 1 in 1,091.
- TrendCallahan has climbed 579 places in the US rankings over the last five years and now sits at #227. Fast risers like this often keep climbing, so expect to hear it more.
- Where it's lovedCallahan is most popular in Montana, where it ranks #76, followed by New Hampshire (#94) and South Dakota (#94). It makes the top 1,000 in almost every state.
- MeaningIn Irish, Callahan means “descendant of Ceallachán”. Our records link it to Celtic, English and Irish roots.
About the name Callahan
Callahan is a boy name of Celtic, English and Irish origin meaning “descendant of Ceallachán”. It has 8 letters and 3 syllables, starting with C and ending in “-han”. US birth records list Callahan for boys from 1983 to 2025, in 41 of those 43 years. Its best year was 2025, when it ranked #227 among boy names. In 2025 it ranked #227, with 1,566 babies.
Origin:Celtic namesEnglish namesIrish namesIrish surname names
| Decade | Babies per million | About 1 in |
|---|---|---|
| 1980s | 4.0 | 252,708 boys |
| 1990s | 8.0 | 124,844 boys |
| 2000s | 17 | 57,504 boys |
| 2010s | 58 | 17,343 boys |
| 2020s | 427 | 2,343 boys |
Other spellings of Callahan
More Celtic boy names
- Unisex name: Owen · well-born
- Unisex name: Logan · little hollow
- Unisex name: Rowan · little red-haired one
- Unisex name: Nolan · descendant of Nuallán
- Unisex name: Cameron · crooked nose
- Boy name: Ian · God is gracious
- Unisex name: Gael · a Gael
- Boy name: Arthur · possibly bear
Questions about the name Callahan
What does the name Callahan mean?
Callahan means “descendant of Ceallachán” in Irish.
What is the origin of the name Callahan?
Callahan has Celtic, English, Irish, Irish surname roots in our records. Other Celtic names include Owen, Logan, Rowan.
Is Callahan a boy or girl name?
Callahan is a boy name, though a few girls get it too.
How popular is the name Callahan?
Callahan ranked #227 for US boys in 2025, given to 1,566 babies. Its best year was 2025 (#227).