Klaus
Boy name · #2237 in 2025 · Very rare
Klaus ranks #2237 among American boys' names as of 2025, with 63 newborns given the name that year. A decade ago it stood at #2966, so the name has been rising over the past ten years. Roughly one in every 28,571 boys born in 2025 was named Klaus.
Babies named Klaus per year. Source: SSA.
The 72-year story
Klaus first appears in the Social Security records in 1953, when 7 boys received the name. Its all-time peak is essentially right now: 2022, with 84 babies and a rank of #1875. 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 Klaus against up to 5 other names.
Uniqueness: will there be another Klaus in class?
On our rarity read — which blends how common Klaus is today with its five-year momentum — the name reads as "very rare". A high score means genuine rarity — your Klaus will likely be the only one in the room, with the occasional spelling-out as the price.
Where Klaus is most common
State-level data for Klaus 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 Klaus
Statistically, parents drawn to Klaus tend to be choosing among names with similar popularity arcs, era profiles, and sounds — the closest matches in our model are Kassius, Niklaus, Arius, Kaius, and Syrus.
KassiusNiklausAriusKaiusSyrusExodusTidusYanis
Rank history (last 25 years)
| Year | Babies named Klaus | Rank |
|---|---|---|
| 2025 | 63 | #2230 |
| 2024 | 58 | #2393 |
| 2023 | 65 | #2188 |
| 2022 | 84 | #1875 |
| 2021 | 77 | #1943 |
| 2020 | 59 | #2292 |
| 2019 | 69 | #2081 |
| 2018 | 43 | #2796 |
| 2017 | 54 | #2388 |
| 2016 | 26 | #3990 |
| 2015 | 39 | #2966 |
| 2014 | 26 | #3891 |
| 2013 | 28 | #3661 |
| 2012 | 9 | #8158 |
| 2011 | 12 | #6578 |
| 2010 | 18 | #5047 |
| 2009 | 16 | #5554 |
| 2008 | 12 | #6763 |
| 2007 | 14 | #5901 |
| 2006 | 16 | #5303 |
| 2005 | 10 | #7096 |
| 2003 | 10 | #6715 |
| 2001 | 18 | #4302 |
| 2000 | 18 | #4204 |
| 1999 | 10 | #6042 |
Frequently asked questions
Is Klaus a popular boy name?
Klaus ranked #2237 among boys in 2025 with 63 babies given the name — outside the top 500, making it an uncommon pick. Ten years earlier it ranked #2966.
When was the name Klaus most popular?
Klaus peaked in 2022, when 84 American boys received the name (ranked #1875 that year). That peak is current — the name is at or near its all-time high right now.
How rare is the name Klaus?
In 2025, roughly 1 in 28,571 newborn American boys was named Klaus. On our rarity scale (rarity blended with momentum) we classify it as "very 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.