Jansen
Boy name · #3402 in 2025 · Very rare
How old is the name Jansen? In official American birth records, Jansen has been tracked continuously since 1958, giving it 67 years of documented American history.
Jansen is currently the #3402 boy name in the United States — 34 babies received it in 2025. A decade ago it stood at #2600, so the name has been falling over the past ten years. Roughly one in every 52,941 boys born in 2025 was named Jansen.
The 67-year story
Jansen first appears in the Social Security records in 1958, when 5 boys received the name. Its peak came in 1994, when 88 boys were named Jansen — good for #1231 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.
Babies named Jansen per year. Source: Official national birth records.
Unlock the 5-year forecast and compare Jansen against up to 5 other names.
Uniqueness: will there be another Jansen in class?
On our rarity read — which blends how common Jansen is today with its five-year momentum — the name reads as "very rare". A high score means genuine rarity — your Jansen will likely be the only one in the room, with the occasional spelling-out as the price.
Where Jansen is most common
State-level data for Jansen 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 Jansen
Statistically, parents drawn to Jansen tend to be choosing among names with similar popularity arcs, era profiles, and sounds — the closest matches in our model are Jaysen, Hansen, Johnson, Austen, and Denton.
JaysenHansenJohnsonAustenDentonJustynKalenJorden
Rank history (last 25 years)
| Year | Babies named Jansen | Rank |
|---|---|---|
| 2025 | 34 | #3379 |
| 2024 | 45 | #2835 |
| 2023 | 38 | #3177 |
| 2022 | 38 | #3151 |
| 2021 | 41 | #2972 |
| 2020 | 36 | #3136 |
| 2019 | 47 | #2694 |
| 2018 | 47 | #2635 |
| 2017 | 59 | #2240 |
| 2016 | 40 | #2935 |
| 2015 | 47 | #2600 |
| 2014 | 41 | #2847 |
| 2013 | 45 | #2623 |
| 2012 | 40 | #2905 |
| 2011 | 42 | #2798 |
| 2010 | 45 | #2682 |
| 2009 | 40 | #2946 |
| 2008 | 40 | #2946 |
| 2007 | 59 | #2235 |
| 2006 | 49 | #2477 |
| 2005 | 50 | #2325 |
| 2004 | 52 | #2208 |
| 2003 | 38 | #2620 |
| 2002 | 46 | #2249 |
| 2001 | 57 | #1912 |
Frequently asked questions
How old is the name Jansen?
In official American birth records, the name Jansen first appeared in 1958 (over 67 years ago), when 5 newborn boys received the name. It has been tracked in modern national records for 67 years.
Is Jansen a popular boy name?
Jansen ranked #3402 among boys in 2025 with 34 babies given the name — outside the top 500, making it an uncommon pick. Ten years earlier it ranked #2600.
When was the name Jansen most popular?
Jansen peaked in 1994, when 88 American boys received the name (ranked #1231 that year). Since 1994 the name has declined from that high.
How rare is the name Jansen?
In 2025, roughly 1 in 52,941 newborn American boys was named Jansen. 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.