Leviathan
Boy name · #2970 in 2025 · Very rare
How old is the name Leviathan? In official American birth records, Leviathan has been tracked continuously since 1991, giving it 34 years of documented American history.
Leviathan is currently the #2970 boy name in the United States — 42 babies received it in 2025. A decade ago it stood at #2722, so the name has been falling over the past ten years. Roughly one in every 42,857 boys born in 2025 was named Leviathan.
Babies named Leviathan per year. Source: Official national birth records.
The 34-year story
Leviathan first appears in the Social Security records in 1991, when 7 boys received the name. Its peak came in 2020, when 87 boys were named Leviathan — good for #1758 that year. Today's parents encounter it on its way down the popularity curve, which for many parents is exactly the appeal. 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 Leviathan against up to 5 other names.
Uniqueness: will there be another Leviathan in class?
On our rarity read — which blends how common Leviathan is today with its five-year momentum — the name reads as "very rare". A high score means genuine rarity — your Leviathan will likely be the only one in the room, with the occasional spelling-out as the price.
Where Leviathan is most common
State-level data for Leviathan 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 Leviathan
Statistically, parents drawn to Leviathan tend to be choosing among names with similar popularity arcs, era profiles, and sounds — the closest matches in our model are Callaghan, Gohan, Aahan, Subhan, and Lochlann.
CallaghanGohanAahanSubhanLochlannAithanMacallanZayvian
Rank history (last 25 years)
| Year | Babies named Leviathan | Rank |
|---|---|---|
| 2025 | 42 | #2941 |
| 2024 | 62 | #2288 |
| 2023 | 68 | #2129 |
| 2022 | 61 | #2325 |
| 2021 | 76 | #1964 |
| 2020 | 87 | #1758 |
| 2019 | 75 | #1954 |
| 2018 | 61 | #2230 |
| 2017 | 42 | #2840 |
| 2016 | 28 | #3776 |
| 2015 | 44 | #2722 |
| 2014 | 24 | #4138 |
| 2013 | 26 | #3864 |
| 2012 | 24 | #4131 |
| 2011 | 19 | #4822 |
| 2010 | 13 | #6359 |
| 2009 | 14 | #6095 |
| 2008 | 12 | #6763 |
| 2007 | 6 | #10921 |
| 2006 | 10 | #7427 |
| 2005 | 11 | #6634 |
| 2003 | 10 | #6715 |
| 2002 | 10 | #6522 |
| 2000 | 5 | #10349 |
| 1999 | 6 | #8704 |
Frequently asked questions
How old is the name Leviathan?
In official American birth records, the name Leviathan first appeared in 1991 (over 34 years ago), when 7 newborn boys received the name. It has been tracked in modern national records for 34 years.
Is Leviathan a popular boy name?
Leviathan ranked #2970 among boys in 2025 with 42 babies given the name — outside the top 500, making it an uncommon pick. Ten years earlier it ranked #2722.
When was the name Leviathan most popular?
Leviathan peaked in 2020, when 87 American boys received the name (ranked #1758 that year). Since 2020 the name has declined from that high.
How rare is the name Leviathan?
In 2025, roughly 1 in 42,857 newborn American boys was named Leviathan. 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.