How Many People Are Named Gareth?
An estimated 3,728 people in the United States have the first name Gareth. It is almost exclusively a male name. The average bearer is 33 years old, and Gareth peaked in popularity in 2016 with 104 births that year.
Below you will find a full statistical profile of Gareth 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 Gareth paired with any surname.
Estimated Living Americans
3,728
About 1 in 91,941 people in the U.S.
Rarity
Rare
Predicted Gender
Male
99.9% confidence
Average Age
33
years old
Peak Year
2016
104 births
Total Registered
4,347
since 1880
Gender Distribution for Gareth
Gareth is almost exclusively a male name. Out of 4,347 total births registered, 99.9% were male.
Gareth as a male name
Ranked #2,637 in 2024
50 male births in 2024
Peak: 2016 (104 births)
Gareth as a female name
Ranked #6,270 in 1956
5 female births in 1956
Peak: 1956 (5 births)
Gareth: Popularity Over Time
SSA records for Gareth span from the 1910s to the 2020s, covering 12 decades of naming data. The most popular decade for this name was the 2010s, when 720 babies were registered. While Gareth is less common than at its peak in the 2010s, it remains a well-established name with steady registrations.
Gareth by Decade
How has Gareth 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.
Gareth by State
Birth registrations for Gareth span all 17 states and territories in the SSA database. The highest counts are in California, Texas, New York. The lowest are in Minnesota, Michigan, Arkansas. On average, about 59 Gareths were registered per state.
Gareth + Last Name Combinations
How many people share a full name with Gareth as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Gareth
Other first names starting with G with a similar number of bearers.
Gareth: Questions and Answers
How many people in the U.S. are named Gareth?
We estimate approximately 3,728 people named Gareth 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 91,941 Americans share this first name.
Is Gareth a common name?
Gareth is classified as "Rare" and is more popular than 95.8% of all first names in the SSA database. A total of 4,347 births have been registered with this name since 1880.
When was Gareth most popular?
Gareth reached peak popularity in 2016, when 104 babies were given this name. The average age of a living person named Gareth is approximately 33 years old, reflecting when the name was most commonly given.
Is Gareth a male name?
Gareth is predominantly male. 99.9% of people with this name are male. See the gender breakdown above for full details.
How many Gareth Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Gareth Smith, Gareth Johnson, Gareth 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