How Many People Are Named Lajoy?
An estimated 227 people in the United States have the first name Lajoy. It is almost exclusively a female name. The average bearer is 42 years old, and Lajoy peaked in popularity in 1980 with 14 births that year.
Below you will find a full statistical profile of Lajoy 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 Lajoy paired with any surname.
Estimated Living Americans
227
About 1 in 1,509,931 people in the U.S.
Rarity
Very Rare
Predicted Gender
Female
100.0% confidence
Average Age
42
years old
Peak Year
1980
14 births
Total Registered
264
since 1880
Gender Distribution for Lajoy
Lajoy is almost exclusively a female name. Out of 264 total births registered, 100.0% were female.
Lajoy as a female name
Ranked #16,600 in 2021
5 female births in 2021
Peak: 1980 (14 births)
Lajoy: Popularity Over Time
SSA records for Lajoy span from the 1920s to the 2020s, covering 11 decades of naming data. The most popular decade for this name was the 1980s, when 103 babies were registered. Lajoy has declined significantly from its peak in the 1980s. Recent registrations are a fraction of what they were at the name's height.
Lajoy by Decade
How has Lajoy 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.
Lajoy + Last Name Combinations
How many people share a full name with Lajoy as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Lajoy
Other first names starting with L with a similar number of bearers.
Lajoy: Questions and Answers
How many people in the U.S. are named Lajoy?
We estimate approximately 227 people named Lajoy 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 1,509,931 Americans share this first name.
Is Lajoy a common name?
Lajoy is classified as "Very Rare" and is more popular than 75.8% of all first names in the SSA database. A total of 264 births have been registered with this name since 1880.
When was Lajoy most popular?
Lajoy reached peak popularity in 1980, when 14 babies were given this name. The average age of a living person named Lajoy is approximately 42 years old, reflecting when the name was most commonly given.
Is Lajoy a female name?
Lajoy is predominantly female. 100.0% of people with this name are female. See the gender breakdown above for full details.
How many Lajoy Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Lajoy Smith, Lajoy Johnson, Lajoy 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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