How Many People Are Named Jansen?
An estimated 2,249 people in the United States have the first name Jansen. It is predominantly male (90.7%). The average bearer is 25 years old, and Jansen peaked in popularity in 1994 with 95 births that year.
Below you will find a full statistical profile of Jansen as a first name in the United States, including gender data, a year-by-year popularity timeline going back to 1880, a decade breakdown, and state-by-state birth registrations. You can also check how many people share the full name Jansen paired with any surname.
Estimated Living Americans
2,249
About 1 in 152,403 people in the U.S.
Rarity
Rare
Predicted Gender
Male
90.7% confidence
Average Age
25
years old
Peak Year
1994
95 births
Total Registered
2,304
since 1880
Gender Distribution for Jansen
Jansen is predominantly male (90.7%), though 214 female births have been registered. It functions as a unisex name for a small percentage of bearers.
Jansen as a male name
Ranked #2,842 in 2024
45 male births in 2024
Peak: 1994 (88 births)
Jansen as a female name
Ranked #17,579 in 2015
5 female births in 2015
Peak: 1997 (18 births)
Jansen: Popularity Over Time
SSA records for Jansen span from the 1950s to the 2020s, covering 8 decades of naming data. The most popular decade for this name was the 1990s, when 615 babies were registered. While Jansen is less common than at its peak in the 1990s, it remains a well-established name with steady registrations.
Jansen by Decade
How has Jansen tracked across different eras? The table below groups all SSA birth registrations into 10-year periods, with separate male and female counts. The colored bar shows each decade's share relative to the peak.
Jansen by State
Birth registrations for Jansen span all 14 states and territories in the SSA database. The highest counts are in Texas, Louisiana, Kentucky. The lowest are in Florida, Indiana, New York. On average, about 24 Jansens were registered per state.
Jansen + Last Name Combinations
How many people share a full name with Jansen as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Jansen
Other first names starting with J with a similar number of bearers.
Jansen: Questions and Answers
How many people in the U.S. are named Jansen?
We estimate approximately 2,249 people named Jansen are alive in the United States today. This is based on SSA birth records from 1880 to 2024, adjusted for mortality using CDC life tables. About 1 in 152,403 Americans share this first name.
Is Jansen a common name?
Jansen is classified as "Rare" and is more popular than 94.2% of all first names in the SSA database. A total of 2,304 births have been registered with this name since 1880.
When was Jansen most popular?
Jansen reached peak popularity in 1994, when 95 babies were given this name. The average age of a living person named Jansen is approximately 25 years old, reflecting when the name was most commonly given.
Is Jansen a male name?
Jansen is predominantly male. 90.7% of people with this name are male. See the gender breakdown above for full details.
How many Jansen Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Jansen Smith, Jansen Johnson, Jansen Williams. You can also search any combination on our homepage.
Where does this data come from?
Our estimates use Social Security Administration birth records (1880 to 2024), adjusted for survival using CDC 2023 life tables broken down by sex. The U.S. population figure (342,754,338) is from the Census Bureau's July 2025 estimate. Full methodology.
Search for a full name combination
How Many of Me