How Many People Are Named Thayer?
An estimated 1,141 people in the United States have the first name Thayer. It is predominantly male (94.4%). The average bearer is 28 years old, and Thayer peaked in popularity in 2014 with 52 births that year.
Below you will find a full statistical profile of Thayer 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 Thayer paired with any surname.
Estimated Living Americans
1,141
About 1 in 300,398 people in the U.S.
Rarity
Rare
Predicted Gender
Male
94.4% confidence
Average Age
28
years old
Peak Year
2014
52 births
Total Registered
1,422
since 1880
Gender Distribution for Thayer
Thayer is predominantly male (94.4%), though 79 female births have been registered. It functions as a unisex name for a small percentage of bearers.
Thayer as a male name
Ranked #4,538 in 2024
23 male births in 2024
Peak: 2014 (52 births)
Thayer as a female name
Ranked #13,672 in 2018
7 female births in 2018
Peak: 2003 (7 births)
Thayer: Popularity Over Time
SSA records for Thayer span from the 1910s to the 2020s, covering 12 decades of naming data. The most popular decade for this name was the 2010s, when 417 babies were registered. Thayer has declined significantly from its peak in the 2010s. Recent registrations are a fraction of what they were at the name's height.
Thayer by Decade
How has Thayer 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.
Thayer by State
Birth registrations for Thayer span all 5 states and territories in the SSA database. The highest counts are in Arkansas, Kentucky, Oklahoma. The lowest are in Washington, Pennsylvania, Oklahoma. On average, about 5 Thayers were registered per state.
Thayer + Last Name Combinations
How many people share a full name with Thayer as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Thayer
Other first names starting with T with a similar number of bearers.
Thayer: Questions and Answers
How many people in the U.S. are named Thayer?
We estimate approximately 1,141 people named Thayer 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 300,398 Americans share this first name.
Is Thayer a common name?
Thayer is classified as "Rare" and is more popular than 90.9% of all first names in the SSA database. A total of 1,422 births have been registered with this name since 1880.
When was Thayer most popular?
Thayer reached peak popularity in 2014, when 52 babies were given this name. The average age of a living person named Thayer is approximately 28 years old, reflecting when the name was most commonly given.
Is Thayer a male name?
Thayer is predominantly male. 94.4% of people with this name are male. See the gender breakdown above for full details.
How many Thayer Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Thayer Smith, Thayer Johnson, Thayer 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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