How Many People Are Named Kieth?
An estimated 2,133 people in the United States have the first name Kieth. It is almost exclusively a male name. The average bearer is 56 years old, and Kieth peaked in popularity in 1964 with 88 births that year.
Below you will find a full statistical profile of Kieth 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 Kieth paired with any surname.
Estimated Living Americans
2,133
About 1 in 160,691 people in the U.S.
Rarity
Rare
Predicted Gender
Male
100.0% confidence
Average Age
56
years old
Peak Year
1964
88 births
Total Registered
2,837
since 1880
Gender Distribution for Kieth
Kieth is almost exclusively a male name. Out of 2,837 total births registered, 100.0% were male.
Kieth as a male name
Ranked #10,277 in 2010
7 male births in 2010
Peak: 1964 (88 births)
Kieth: Popularity Over Time
SSA records for Kieth span from the 1910s to the 2010s, covering 11 decades of naming data. The most popular decade for this name was the 1960s, when 652 babies were registered. Kieth has declined significantly from its peak in the 1960s. Recent registrations are a fraction of what they were at the name's height.
Kieth by Decade
How has Kieth 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.
Kieth by State
Birth registrations for Kieth span all 15 states and territories in the SSA database. The highest counts are in California, New York, Wisconsin. The lowest are in New Jersey, Minnesota, Louisiana. On average, about 26 Kieths were registered per state.
Kieth + Last Name Combinations
How many people share a full name with Kieth as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Kieth
Other first names starting with K with a similar number of bearers.
Kieth: Questions and Answers
How many people in the U.S. are named Kieth?
We estimate approximately 2,133 people named Kieth 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 160,691 Americans share this first name.
Is Kieth a common name?
Kieth is classified as "Rare" and is more popular than 94% of all first names in the SSA database. A total of 2,837 births have been registered with this name since 1880.
When was Kieth most popular?
Kieth reached peak popularity in 1964, when 88 babies were given this name. The average age of a living person named Kieth is approximately 56 years old, reflecting when the name was most commonly given.
Is Kieth a male name?
Kieth is predominantly male. 100.0% of people with this name are male. See the gender breakdown above for full details.
How many Kieth Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Kieth Smith, Kieth Johnson, Kieth 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.
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