How Many People Are Named Crystal Lilly?
There are approximately 21 people named Crystal Lilly living in the United States today. That makes this name combination rare, occurring at a rate of about 1 in 16,321,635 Americans.
This estimate combines SSA birth records for the first name Crystal with Census Bureau frequency data for the surname Lilly. Below you will find a breakdown of both names, including popularity trends, gender data, and Census background data where it is available.
Estimated People with This Name
21
1 in 16,321,635 Americans
Combination Rarity
Rare
First Name
View full profileCrystal
Last Name
View full profileLilly
Crystal: Popularity Over Time
Year-by-year SSA birth registrations for the first name Crystal. The peak year was 1982 with 19,170 births. The average person named Crystal today is 42 years old.
Ancestry of the First Name Crystal
In the 2020 Census, the first name Crystal was most commonly recorded among people who identified as White (57.05%). The next largest recorded groups were Hispanic (19.07%) and Black (16.21%).
These percentages describe the people who had the first name Crystal in the 2020 Census. They do not tell you the deeper origin or meaning of the name itself.
Read this as a snapshot of who already had the name in 2020, not as a trend line. The SSA chart above is still the better way to see how Crystal rose or fell over time.
Ancestry of the Lilly Surname
The surname Lilly was most commonly recorded among people who identified as White in the 2020 Census.
This is a self-reported race and ethnicity breakdown for people who had the surname Lilly in the published Census surname tables. It gives useful context around who was recorded with the name, but it does not tell the full family history of every Boone line.
How we calculated this
The first name "Crystal" has an estimated frequency of 0.0888% among living Americans, based on SSA birth records from 1880 to 2024 adjusted for mortality using CDC 2023 life tables.
The surname "Lilly" appears at a rate of 7.05 per 100,000 people in the 2020 U.S. Census.
We do not use the Census first-name snapshot for the main estimate because it is only published once every 10 years. The latest public first-name Census file is from 2020, which is already 6 years old. SSA birth records plus CDC survival data give a better current estimate of how many people with the first name Crystal are likely to be alive now.
Multiplying these frequencies against the U.S. population of ~343 million gives 21 estimated people. This assumes first names and last names are statistically independent. Full methodology.
Other people named Crystal
Other people with the surname Lilly
Crystal Lilly: Questions and Answers
How many people are named Crystal Lilly?
We estimate approximately 21 people named Crystal Lilly are alive in the United States today. The first name Crystal is shared by 304,289 Americans, and the surname Lilly is shared by 24,156.
How rare is the name Crystal Lilly?
This name combination is classified as Rare, occurring at a rate of about 1 in 16,321,635 Americans. The first name Crystal is common and the surname Lilly is uncommon.
Is Crystal a male or female name?
Crystal is predominantly female, with 0.4% of bearers being male and 99.6% female. It peaked in popularity in 1982 and the average bearer today is 42 years old.
What does the Census say about the first name Crystal?
In the 2020 Census, the first name Crystal was most commonly recorded among people who identified as White (57.05%). The next largest recorded groups were Hispanic (19.07%) and Black (16.21%). These percentages describe the people who had the name in the 2020 Census, not the deeper origin of the name itself.
Where does this data come from?
First name data comes from the Social Security Administration (1880 to 2024), adjusted for survival using CDC 2023 life tables. When available, first-name Census background data comes from the 2020 U.S. Census Bureau first-name tables. Surname data comes from the 2020 U.S. Census Bureau. Full methodology.
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