Total births
39
Boys' name · since 2017
Cahir
Since 2017, U.S. Social Security records show 39 babies named Cahir, peaking in 2019. See the year-by-year trend, decade totals, and state rankings below, sourced from federal birth data.
- #12005
- among boys today
- 39
- born since 2017
- 2020s
- peak decade
- 16%
- more common than other boys
Yes -- Cahir is the #12005 most popular boys' name in the U.S. today, with 39 recorded since 2017.
Cahir has 39 recorded births among boys since 2017, per the U.S. Social Security Administration, ranked #12005 as of the latest data, more common than 16% of boys, busiest in the 2020s -- see the year-by-year trends, decade totals, and state-level distribution below, all drawn directly from SSA birth-registration files spanning 2017 to 2025.
- #12005 among boys today
- 39 born since 2017
- 2020s peak decade
- 16% more common than other boys
Data updated Jun 2026
The verdict
Cahir is currently the #12005 boys' name in America, more common than 16% of boys - 39 born since 2017, peaking in the 2020s.
- #12005
- among boys today
- 39
- born since 2017
- 2020s
- peak decade
- 16%
- more common than other boys
Cahir vs. every other boys name in current SSA rankings
#12005
of 14,294 boys in use
More common than 16% of names given to boys today.
2020s
Peak decade
69% of everyone ever named Cahir was born in this single decade.
2019
Single peak year
7 babies were named Cahir in 2019 - its busiest year on record.
How Cahir compares
39 14th percentile among 14,294 names currently given to boys
Based on all-time total births among currently-ranked boys names. Names with fewer occurrences are grouped into wider buckets on the right.
Source U.S. Social Security Administration, national baby name data
How the numbers stack up
Cahir's all-time total is 89% below the median boys name, and Liam still leads by a wide margin.
| Metric | Cahir | Median boys name (Elchonon) | #1 boys name (Liam) |
|---|---|---|---|
| All-time total births | 39 | 367 | 358,536 |
| Peak-year births | 7 | 23 | 22,252 |
Cahir's usage pattern, beyond the headline number
Cahir splits its recorded history at 2022: 54% of all births land in the more recent half, 46% in the earlier half, an evenly balanced pattern over time. The single quietest year was 2017 (5 births) -- compare that against the 2019 peak of 7 for a sense of just how much the name's popularity has swung.
Cahir at a glance
Outside the top 1,000Peak year
2019
Current rank
#12,005
Active since
2017
Cahir popularity over time
Annual U.S. births registered with the Social Security Administration · 2017–2025
- Peak year (2019)
- 7
- Annual births at peak, across 9 years of records
Cahir by decade
Total births in each ten-year window, peak vs trough at a glance
2020s was Cahir's strongest decade.
27 babies received the name during that ten-year window, about 69% of all-time use.
Cahir births by decade
Total births in each ten-year window
- 2010s
2010s
12 births
- 2020s
2020s
27 births
What this shows Peak: 2020s at 27 births (69% of all-time use).
Frequently Asked Questions
How popular is the name Cahir? ▼
39 babies have been named Cahir since 2017. It currently ranks #12005 among boys. The peak year was 2019 with 7 births.
When was Cahir most popular? ▼
Cahir was most popular in the 2020s decade with 27 total births. The single peak year was 2019.
How long has the name Cahir been used? ▼
The SSA has tracked Cahir since 2017 -- 9 years through the most recent 2025 data.
What names are similar to Cahir? ▼
Names with a similar sound or spelling include Cahlil, Cahari, Cahill, Cahner, and 1 more. These share a common prefix and are also used for boys.
Keep exploring Cahir
Nearby Names Like Cahir
Names with a similar sound, spelling, or feel to Cahir
Cahlil Boy
#6062 245 births
Cahari Boy
21 births
Cahill Boy
16 births
Cahner Boy
7 births
Cahmari Boy
6 births
Compare Cahir side by side: Cahir vs Cahlil Cahir vs Cahari Cahir vs Cahill
Related Names
Names with a similar popularity rank to Cahir
Data Sources
Data as of June 2026. Source: U.S. Social Security Administration (SSA).
According to the Social Security Administration, this profile draws directly from the agency's public-use baby-name files (updated June 2026). See our methodology for the full extraction, aggregation, and privacy-suppression rules.
Primary: Source: U.S. Social Security Administration, Baby Names from Social Security Card Applications, National Data, 2017–2025 (ssa.gov/oact/babynames).
State-level: Source: U.S. Social Security Administration, Baby Names, State-Level Files (namesbystate.zip).
Cite this page
NameAlmanac Editorial. "Cahir: #12005 Boys' Name - 39 Births, Peak 2019." NameAlmanac. Accessed via https://namealmanac.com/name/cahir. Licensed CC BY-SA 4.0.
Name Almanac is rendered directly from the Social Security Administration's public baby-name files, no number is typed in by an editor. This profile for Cahir draws directly on SSA national and state-level files, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of June 2026.