How Many People Are Named Jac?
An estimated 483 people in the United States have the first name Jac. It is almost exclusively a male name. The average bearer is 37 years old, and Jac peaked in popularity in 1956 with 18 births that year.
Below you will find a full statistical profile of Jac 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 Jac paired with any surname.
Estimated Living Americans
483
About 1 in 709,636 people in the U.S.
Rarity
Very Rare
Predicted Gender
Male
100.0% confidence
Average Age
37
years old
Peak Year
1956
18 births
Total Registered
600
since 1880
Gender Distribution for Jac
Jac is almost exclusively a male name. Out of 600 total births registered, 100.0% were male.
Jac as a male name
Ranked #7,416 in 2024
11 male births in 2024
Peak: 1956 (18 births)
Jac: Popularity Over Time
SSA records for Jac span from the 1910s to the 2020s, covering 12 decades of naming data. The most popular decade for this name was the 1950s, when 117 babies were registered. While Jac is less common than at its peak in the 1950s, it remains a well-established name with steady registrations.
Jac by Decade
How has Jac 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.
Jac + Last Name Combinations
How many people share a full name with Jac as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Jac
Other first names starting with J with a similar number of bearers.
Jac: Questions and Answers
How many people in the U.S. are named Jac?
We estimate approximately 483 people named Jac 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 709,636 Americans share this first name.
Is Jac a common name?
Jac is classified as "Very Rare" and is more popular than 84.2% of all first names in the SSA database. A total of 600 births have been registered with this name since 1880.
When was Jac most popular?
Jac reached peak popularity in 1956, when 18 babies were given this name. The average age of a living person named Jac is approximately 37 years old, reflecting when the name was most commonly given.
Is Jac a male name?
Jac is predominantly male. 100.0% of people with this name are male. See the gender breakdown above for full details.
How many Jac Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Jac Smith, Jac Johnson, Jac 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 0 life tables broken down by sex. The U.S. population figure (342,754,338) is from the Census Bureau estimate. Full methodology.
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