Calahan
Boy name · #4087 in 2025 · Uniqueness 68/100
In 2025, 26 baby boys were named Calahan, placing it at #4087 in the official national rankings. A decade ago it stood at #12086, so the name has been rising over the past ten years. Roughly one in every 69,231 boys born in 2025 was named Calahan.
Babies named Calahan per year, 1880–2025. Source: SSA.
The 39-year story
Calahan first appears in the Social Security records in 1986, when 6 boys received the name. Its all-time peak is essentially right now: 2025, with 26 babies and a rank of #4050. 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.
Unlock the 5-year forecast and compare Calahan against up to 5 other names.
Uniqueness: will there be another Calahan in class?
Calahan scores 68 out of 100 on our uniqueness scale, which blends current rarity with five-year momentum — putting it in the "rare" band. A high score means genuine rarity — your Calahan will likely be the only one in the room, with the occasional spelling-out as the price.
Where Calahan is most common
State-level data for Calahan is sparse in 2025 — the name's footprint is too small for most states to report (the SSA suppresses counts under 5 per state for privacy).
Names like Calahan
Statistically, parents drawn to Calahan tend to be choosing among names with similar popularity arcs, era profiles, and sounds — the closest matches in our model are Callaghan, Kayhan, Farhan, Aithan, and Ithan.
CallaghanKayhanFarhanAithanIthanGohanJahanArhan
Rank history (last 25 years)
| Year | Babies named Calahan | Rank |
|---|---|---|
| 2025 | 26 | #4050 |
| 2024 | 14 | #6199 |
| 2023 | 19 | #5075 |
| 2022 | 14 | #6147 |
| 2021 | 9 | #8166 |
| 2020 | 19 | #4855 |
| 2019 | 11 | #7173 |
| 2018 | 7 | #9670 |
| 2017 | 9 | #8140 |
| 2016 | 5 | #12185 |
| 2015 | 5 | #12086 |
| 2012 | 5 | #12274 |
| 2011 | 6 | #10808 |
| 2010 | 9 | #8139 |
| 2009 | 5 | #12491 |
| 2008 | 7 | #9871 |
| 2007 | 11 | #7094 |
| 2006 | 9 | #7998 |
| 2005 | 7 | #9115 |
| 2004 | 5 | #11356 |
| 2003 | 6 | #9581 |
| 2002 | 8 | #7643 |
| 2001 | 10 | #6445 |
| 2000 | 8 | #7416 |
| 1999 | 5 | #9912 |
Frequently asked questions
Is Calahan a popular boy name?
Calahan ranked #4087 among boys in 2025 with 26 babies given the name — outside the top 500, making it an uncommon pick. Ten years earlier it ranked #12086.
When was the name Calahan most popular?
Calahan peaked in 2025, when 26 American boys received the name (ranked #4050 that year). That peak is current — the name is at or near its all-time high right now.
How rare is the name Calahan?
In 2025, roughly 1 in 69,231 newborn American boys was named Calahan. It scores 68/100 on our uniqueness scale (rarity blended with momentum), which we classify as "rare".
Data source: U.S. Social Security Administration name statistics, 1880–2025, national and state files. Counts reflect Social Security card applications; names with fewer than 5 occurrences in a state-year are suppressed by the SSA.