Jean Masson
There are approximately 2 people named Jean Masson living in the United States today. That makes this name combination very rare, occurring at a rate of about 1 in 171,377,169 Americans.
This estimate combines SSA birth records for the first name Jean with Census Bureau frequency data for the surname Masson. Below you will find a breakdown of both names, including popularity trends, gender data, and ancestry information.
Expected bearers
2
1 in 171,377,169
Named Jean
168K
Alive today
Named Masson
3.3K
Alive today
US population
343M
Denominator
Estimated living: 168K
Rarity: Common
Gender: Female
Peak year: 1927
Average age: 68
Estimated bearers: 3.3K
Rarity: Rare
Census rank: #11,236
Per 100K: 0.95
Top ancestry: White (78.3%)
First name trend
Jean: popularity over time
Year-by-year SSA birth registrations for the first name Jean. The peak year was 1927 with 12,775 births. The average person named Jean today is 68 years old.
Babies born per year
Ethnicity
Ancestry of the Masson surname
Self-reported race and ethnicity breakdown for people with the surname Masson, from the 2010 US Census Bureau. The largest group is White at 78.3%.
- White78.3%
- Hispanic or Latino8.5%
- Black or African American7.0%
- Asian and Pacific Islander3.6%
- Two or more races1.9%
- American Indian and Alaska Native0.7%
Methodology
How we calculated this
The first name Jean has a living-bearer frequency of 0.0491% of the US population, based on 168,190 estimated living Americans carrying this first name (from SSA birth records going back to 1880, adjusted for mortality using CDC life tables).
The surname Masson appears at a rate of 0.95 per 100,000 residents in the 2010 Census Bureau surname file, which translates to a frequency of 0.0009%.
Multiplying these two independent frequencies against the current US population of 342,754,338 gives an expected count of approximately 2 people with the full name Jean Masson. This assumes statistical independence between first and last names, which is a simplification but produces reasonable estimates for most combinations.
Related
Other people named Jean
FAQ
Jean Masson: questions and answers
How many people are named Jean Masson?
We estimate approximately 2 people in the United States share the full name Jean Masson. That works out to about 1 in 171,377,169 Americans. This is calculated by combining the first-name frequency (0.0491%) with the surname frequency (0.95 per 100K) against the current US population.
How rare is the name Jean Masson?
We classify Jean Masson as "Very Rare". About 1 in 171,377,169 Americans share this exact first and last name combination.
Is Jean a male or female name?
Jean is predominantly female. Out of 483,213 total SSA registrations, 5.1% were male and 94.9% were female. See the full Jean profile for detailed gender data.
Where does this data come from?
First-name data comes from the Social Security Administration's national baby name files (1880 to 2024). Surname data comes from the 2010 US Census Bureau decennial surname tables. Living-bearer estimates use CDC actuarial life tables to adjust for mortality. Read the full methodology.