Callahan Boy
How popular is Callahan?
#227 boy name in 2025
1,566 baby boys were named Callahan in the US in 2025, making it the 227th most popular boy name. Another 116 girls got the name (#1,747 for girls).
Callahan popularity over time
Boys Girls
| Rank in 2025 | #227 for boys (▲ 137 from 2024) |
|---|---|
| Babies in 2025 | 1,566 boys, 116 girls |
| 10-year trend | Rising fast (+1787% babies vs 2015) |
| Earlier ranks | #1,804 in 2015, #806 in 2020 |
| Peak year | 2025 (1,566 boys) |
| Highest rank | #227 in 2025 |
| First recorded | 1983 |
| Boys vs girls (last 10 years) | 90% boys, 10% girls |
| Chance a classmate shares it | 1% in a class of 25 kids born in 2025 |
Callahan counting every spelling
Social Security counts each spelling as its own name. Adding together the spellings that sound alike, the Callahan family of names ranked #233 for boys in 2025 (#349 the year before), with 1,630 babies in all.
| Spelling | Boys in 2025 | Share |
|---|---|---|
| Callahan | 1,566 | 96% |
| Calahan | 26 | 2% |
| Kallahan | 38 | 2% |
Spellings are grouped by how they sound, using our own rules, so a few groupings may not match how your family says the name.
Where Callahan is most popular
Babies named Callahan per 1,000 boys born in each state, 2021 to 2025. Darker means more common.
- Montana: 2.2 per 1,000 (39 boys)
- North Dakota: 2.2 per 1,000 (37 boys)
- Idaho: 1.4 per 1,000 (58 boys)
- Minnesota: 1.4 per 1,000 (171 boys)
- Wisconsin: 1.4 per 1,000 (160 boys)
Callahan by decade
Boy names about as popular as Callahan
Questions
- Is Callahan a boy or girl name?
- Callahan is mostly a boy name. Over the last 10 years, 90% of babies named Callahan were boys.
- How popular is the name Callahan?
- 1,566 baby boys were named Callahan in the US in 2025, making it the 227th most popular boy name. Another 116 girls got the name (#1,747 for girls).
- When was Callahan most popular?
- Callahan peaked in 2025, when 1,566 boys were given the name. Its highest rank was #227 in 2025.
- How many people are named Callahan?
- 7,031 babies have been named Callahan in the US since 1880. We estimate about 6,998 of them are alive in 2026, with a median age of 4.
- Where is Callahan most popular?
- From 2021 to 2025, Callahan was most common in Montana, at 2.2 of every 1,000 boys born there.
Source: Social Security Administration baby name data, 1880 to 2025 (names given to at least 5 babies of a sex in a year). Living-people and median-age figures are our estimates using US life tables. How we calculate.