How Many People Are Named Thelonious Monk?
There are approximately 1 people named Thelonious Monk living in the United States today. That makes this name combination very rare, occurring at a rate of about 1 in 342,754,338 Americans.
This estimate combines SSA birth records for the first name Thelonious with Census Bureau frequency data for the surname Monk. Below you will find a breakdown of both names, including popularity trends, gender data, and ancestry information.
Estimated People with This Name
1
1 in 342,754,338 Americans
Combination Rarity
Very Rare
First Name
View full profileThelonious
Last Name
View full profileMonk
Thelonious: Popularity Over Time
Year-by-year SSA birth registrations for the first name Thelonious. The peak year was 2017 with 23 births. The average person named Thelonious today is 20 years old.
Ancestry of the Monk Surname
Self-reported race and ethnicity breakdown for people with the surname Monk, from the 2010 U.S. Census Bureau.
How we calculated this
The first name "Thelonious" 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 "Monk" appears at a rate of 4.10 per 100,000 people in the 2010 U.S. Census.
Multiplying these frequencies against the U.S. population of ~343 million gives 1 estimated people. This assumes first names and last names are statistically independent. Full methodology.
Thelonious Monk: Questions and Answers
How many people are named Thelonious Monk?
We estimate approximately 1 people named Thelonious Monk are alive in the United States today. The first name Thelonious is shared by 444 Americans, and the surname Monk is shared by 13,772.
How rare is the name Thelonious Monk?
This name combination is classified as Very Rare, occurring at a rate of about 1 in 342,754,338 Americans. The first name Thelonious is very rare and the surname Monk is uncommon.
Is Thelonious a male or female name?
Thelonious is predominantly male, with 100.0% of bearers being male and 0.0% female. It peaked in popularity in 2017 and the average bearer today is 20 years old.
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. Surname data comes from the 2010 U.S. Census Bureau. Full methodology.
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