Kallahan
Boy name · #3180 in 2025 · Very rare
How old is the name Kallahan? In official American birth records, Kallahan has been tracked continuously since 2017, giving it 8 years of documented American history.
Kallahan is currently the #3180 boy name in the United States — 38 babies received it in 2025. It has appeared in the national data since 2017. Roughly one in every 47,368 boys born in 2025 was named Kallahan.
Babies named Kallahan per year. Source: Official national birth records.
The 8-year story
Kallahan first appears in the Social Security records in 2017, when 5 boys received the name. Its all-time peak is essentially right now: 2025, with 38 babies and a rank of #3128. 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 Kallahan against up to 5 other names.
Uniqueness: will there be another Kallahan in class?
On our rarity read — which blends how common Kallahan is today with its five-year momentum — the name reads as "very rare". A high score means genuine rarity — your Kallahan will likely be the only one in the room, with the occasional spelling-out as the price.
Where Kallahan is most common
State-level data for Kallahan 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 Kallahan
Statistically, parents drawn to Kallahan tend to be choosing among names with similar popularity arcs, era profiles, and sounds — the closest matches in our model are Kayhan, Callaghan, Kaydrian, Ayhan, and Kassian.
KayhanCallaghanKaydrianAyhanKassianKaspianAithanIhan
Rank history (last 25 years)
| Year | Babies named Kallahan | Rank |
|---|---|---|
| 2025 | 38 | #3128 |
| 2024 | 25 | #4200 |
| 2023 | 14 | #6220 |
| 2022 | 15 | #5874 |
| 2021 | 8 | #8825 |
| 2020 | 8 | #8739 |
| 2019 | 9 | #8215 |
| 2018 | 10 | #7617 |
| 2017 | 5 | #12246 |
Frequently asked questions
How old is the name Kallahan?
In official American birth records, the name Kallahan first appeared in 2017 (over 8 years ago), when 5 newborn boys received the name. It has been tracked in modern national records for 8 years.
Is Kallahan a popular boy name?
Kallahan ranked #3180 among boys in 2025 with 38 babies given the name — outside the top 500, making it an uncommon pick. Ten years earlier it ranked outside the reported range.
When was the name Kallahan most popular?
Kallahan peaked in 2025, when 38 American boys received the name (ranked #3128 that year). That peak is current — the name is at or near its all-time high right now.
How rare is the name Kallahan?
In 2025, roughly 1 in 47,368 newborn American boys was named Kallahan. 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.