Callaghan
Boy name · #3023 in 2025 · Very rare
How old is the name Callaghan? In official American birth records, Callaghan has been tracked continuously since 1994, giving it 31 years of documented American history.
In 2025, 41 baby boys were named Callaghan, placing it at #3023 in the official national rankings. A decade ago it stood at #10644, so the name has been rising over the past ten years. Roughly one in every 43,902 boys born in 2025 was named Callaghan.
The 31-year story
Callaghan first appears in the Social Security records in 1994, when 5 boys received the name. Its all-time peak is essentially right now: 2025, with 41 babies and a rank of #2991. Names at their peak can keep climbing — or be one trend cycle from the long slide that eventually hits most popular names. Following the curve matters more than today's snapshot: a name's position on its rise-peak-decline arc is the best predictor of how common it will feel in a kindergarten class five years from now.
Babies named Callaghan per year. Source: Official national birth records.
Unlock the 5-year forecast and compare Callaghan against up to 5 other names.
Uniqueness: will there be another Callaghan in class?
On our rarity read — which blends how common Callaghan is today with its five-year momentum — the name reads as "very rare". A high score means genuine rarity — your Callaghan will likely be the only one in the room, with the occasional spelling-out as the price.
Where Callaghan is most common
State-level data for Callaghan is too sparse in 2025 to rank by rate — in most states its count falls below the SSA's per-state reporting threshold (counts under 5 are withheld).
Names like Callaghan
Statistically, parents drawn to Callaghan tend to be choosing among names with similar popularity arcs, era profiles, and sounds — the closest matches in our model are Calahan, Leviathan, Kallahan, Aithan, and Gohan.
CalahanLeviathanKallahanAithanGohanIthanKayhanIhan
Rank history (last 25 years)
| Year | Babies named Callaghan | Rank |
|---|---|---|
| 2025 | 41 | #2991 |
| 2024 | 33 | #3455 |
| 2023 | 39 | #3117 |
| 2022 | 36 | #3278 |
| 2021 | 24 | #4247 |
| 2020 | 18 | #5041 |
| 2019 | 19 | #4951 |
| 2018 | 18 | #5106 |
| 2017 | 10 | #7546 |
| 2016 | 10 | #7605 |
| 2015 | 6 | #10644 |
| 2014 | 9 | #8130 |
| 2013 | 6 | #10728 |
| 2012 | 7 | #9709 |
| 2011 | 5 | #12287 |
| 2010 | 5 | #12231 |
| 2009 | 8 | #8985 |
| 2008 | 8 | #9019 |
| 2006 | 7 | #9585 |
| 2005 | 6 | #10151 |
| 2003 | 5 | #10894 |
| 2002 | 8 | #7643 |
| 2001 | 5 | #10556 |
| 2000 | 6 | #9112 |
| 1999 | 9 | #6530 |
Frequently asked questions
How old is the name Callaghan?
In official American birth records, the name Callaghan first appeared in 1994 (over 31 years ago), when 5 newborn boys received the name. It has been tracked in modern national records for 31 years.
Is Callaghan a popular boy name?
Callaghan ranked #3023 among boys in 2025 with 41 babies given the name — outside the top 500, making it an uncommon pick. Ten years earlier it ranked #10644.
When was the name Callaghan most popular?
Callaghan peaked in 2025, when 41 American boys received the name (ranked #2991 that year). That peak is current — the name is at or near its all-time high right now.
How rare is the name Callaghan?
In 2025, roughly 1 in 43,902 newborn American boys was named Callaghan. On our rarity scale (rarity blended with momentum) we classify it as "very rare".
Data source: Official American birth records, 1880–2025, national and state files. Counts reflect registered birth records for American families.