How Many People Are Named Janssen?
people named Janssen are alive in the United States today (estimate)
About 1 in 1,847,485 people in the US has this name
Based on 197 babies named Janssen in Social Security records from 1964 to 2024, and the share of each birth year still alive in 2025.
Popularity Rank
💎💎 Very Rare
Peak Year
16 births
Trend
Stable (last 10 years)
⚧ Gender Distribution
All of the babies given the name Janssen in the records were boys.
👥 Age Distribution
The average person named Janssen alive today is about 34 years old, and 51% are between 30 and 59. Half of them were between 20 and 47 in 2025.
📈 Popularity Over Time
Janssen first appears in the records in 1964 and was given most often in 1964, to 16 babies. The last year it was given to at least 5 babies of one sex was 2024.
Babies given the name each year, 1964 to 2024
🏆 Rank History
Janssen has never been one of the 100 most popular boys' names. Its best rank was #2,069, in 1964.
| Boys | |
|---|---|
| Rank in 2025 | Not ranked |
| Best rank | #2,069 (1964) |
| Years in the top 100 | None |
| Rank in its biggest decade | #8,731 in the 1990s |
📍 State-Wise Distribution
People named Janssen alive today, by the state where they were born (estimate; state records start in 1910).
More people named Janssen were born in Texas than in any other state: about 7 of those alive today.
Look up another name
⊙ We don't save the names you search.