How Many People Are Named Jillene?
An estimated 521 people in the United States have the first name Jillene. It is almost exclusively a female name. The average bearer is 56 years old, and Jillene peaked in popularity in 1970 with 35 births that year.
Below you will find a full statistical profile of Jillene 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 Jillene paired with any surname.
Estimated Living Americans
521
About 1 in 657,878 people in the U.S.
Rarity
Very Rare
Predicted Gender
Female
100.0% confidence
Average Age
56
years old
Peak Year
1970
35 births
Total Registered
632
since 1880
Gender Distribution for Jillene
Jillene is almost exclusively a female name. Out of 632 total births registered, 100.0% were female.
Jillene as a female name
Ranked #16,329 in 2008
6 female births in 2008
Peak: 1970 (35 births)
Jillene: Popularity Over Time
SSA records for Jillene span from the 1930s to the 2000s, covering 8 decades of naming data. The most popular decade for this name was the 1960s, when 189 babies were registered. Jillene has declined significantly from its peak in the 1960s. Recent registrations are a fraction of what they were at the name's height.
Jillene by Decade
How has Jillene 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.
Jillene by State
Birth registrations for Jillene span all 3 states and territories in the SSA database. The highest counts are in California, Minnesota, Wisconsin. The lowest are in Wisconsin, Minnesota, California. On average, about 9 Jillenes were registered per state.
Jillene + Last Name Combinations
How many people share a full name with Jillene as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Jillene
Other first names starting with J with a similar number of bearers.
Jillene: Questions and Answers
How many people in the U.S. are named Jillene?
We estimate approximately 521 people named Jillene 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 657,878 Americans share this first name.
Is Jillene a common name?
Jillene is classified as "Very Rare" and is more popular than 85% of all first names in the SSA database. A total of 632 births have been registered with this name since 1880.
When was Jillene most popular?
Jillene reached peak popularity in 1970, when 35 babies were given this name. The average age of a living person named Jillene is approximately 56 years old, reflecting when the name was most commonly given.
Is Jillene a female name?
Jillene is predominantly female. 100.0% of people with this name are female. See the gender breakdown above for full details.
How many Jillene Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Jillene Smith, Jillene Johnson, Jillene 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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