How Many People Are Named Marlow Foster?
There are approximately 2 people named Marlow Foster 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 Marlow with Census Bureau frequency data for the surname Foster. Below you will find a breakdown of both names, including popularity trends, gender data, and Census background data where it is available.
Estimated People with This Name
2
1 in 171,377,169 Americans
Combination Rarity
Very Rare
First Name
View full profileMarlow
Last Name
View full profileFoster
Marlow: Popularity Over Time
Year-by-year SSA birth registrations for the first name Marlow. The peak year was 2024 with 229 births. The average person named Marlow today is 25 years old.
Ancestry of the First Name Marlow
In the 2020 Census, the first name Marlow was most commonly recorded among people who identified as White (58.68%). The next largest recorded groups were Black (22.41%) and Hispanic (10.61%).
These percentages describe the people who had the first name Marlow in the 2020 Census. They do not tell you the deeper origin or meaning of the name itself.
Read this as a snapshot of who already had the name in 2020, not as a trend line. The SSA chart above is still the better way to see how Marlow rose or fell over time.
Ancestry of the Foster Surname
The surname Foster was most commonly recorded among people who identified as White in the 2020 Census.
This is a self-reported race and ethnicity breakdown for people who had the surname Foster in the published Census surname tables. It gives useful context around who was recorded with the name, but it does not tell the full family history of every Boone line.
How we calculated this
The first name "Marlow" has an estimated frequency of < 0.0001% among living Americans, based on SSA birth records from 1880 to 2024 adjusted for mortality using CDC 2023 life tables.
The surname "Foster" appears at a rate of 73.21 per 100,000 people in the 2020 U.S. Census.
We do not use the Census first-name snapshot for the main estimate because it is only published once every 10 years. The latest public first-name Census file is from 2020, which is already 6 years old. SSA birth records plus CDC survival data give a better current estimate of how many people with the first name Marlow are likely to be alive now.
Multiplying these frequencies against the U.S. population of ~343 million gives 2 estimated people. This assumes first names and last names are statistically independent. Full methodology.
Other people named Marlow
Other people with the surname Foster
Marlow Foster: Questions and Answers
How many people are named Marlow Foster?
We estimate approximately 2 people named Marlow Foster are alive in the United States today. The first name Marlow is shared by 3,249 Americans, and the surname Foster is shared by 250,931.
How rare is the name Marlow Foster?
This name combination is classified as Very Rare, occurring at a rate of about 1 in 171,377,169 Americans. The first name Marlow is rare and the surname Foster is common.
Is Marlow a male or female name?
Marlow is predominantly male, with 55.6% of bearers being male and 44.4% female. It peaked in popularity in 2024 and the average bearer today is 25 years old.
What does the Census say about the first name Marlow?
In the 2020 Census, the first name Marlow was most commonly recorded among people who identified as White (58.68%). The next largest recorded groups were Black (22.41%) and Hispanic (10.61%). These percentages describe the people who had the name in the 2020 Census, not the deeper origin of the name itself.
Where does this data come from?
First name data comes from the Social Security Administration (1880 to 2024), adjusted for survival using CDC 2023 life tables. When available, first-name Census background data comes from the 2020 U.S. Census Bureau first-name tables. Surname data comes from the 2020 U.S. Census Bureau. Full methodology.
Try another name
How Many of Me