How Many People Are Named Thy?
An estimated 354 people in the United States have the first name Thy. It is almost exclusively a female name. The average bearer is 28 years old, and Thy peaked in popularity in 1991 with 18 births that year.
Below you will find a full statistical profile of Thy 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 Thy paired with any surname.
Estimated Living Americans
354
About 1 in 968,233 people in the U.S.
Rarity
Very Rare
Predicted Gender
Female
100.0% confidence
Average Age
28
years old
Peak Year
1991
18 births
Total Registered
366
since 1880
Gender Distribution for Thy
Thy is almost exclusively a female name. Out of 366 total births registered, 100.0% were female.
Thy as a female name
Ranked #17,913 in 2018
5 female births in 2018
Peak: 1991 (18 births)
Thy: Popularity Over Time
SSA records for Thy span from the 1970s to the 2010s, covering 5 decades of naming data. The most popular decade for this name was the 1980s, when 106 babies were registered. While Thy is less common than at its peak in the 1980s, it remains a well-established name with steady registrations.
Thy by Decade
How has Thy 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.
Thy by State
Thy + Last Name Combinations
How many people share a full name with Thy as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Thy
Other first names starting with T with a similar number of bearers.
Thy: Questions and Answers
How many people in the U.S. are named Thy?
We estimate approximately 354 people named Thy 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 968,233 Americans share this first name.
Is Thy a common name?
Thy is classified as "Very Rare" and is more popular than 81% of all first names in the SSA database. A total of 366 births have been registered with this name since 1880.
When was Thy most popular?
Thy reached peak popularity in 1991, when 18 babies were given this name. The average age of a living person named Thy is approximately 28 years old, reflecting when the name was most commonly given.
Is Thy a female name?
Thy is predominantly female. 100.0% of people with this name are female. See the gender breakdown above for full details.
How many Thy Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Thy Smith, Thy Johnson, Thy 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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