How Many People Are Named Krystalyn?
An estimated 430 people in the United States have the first name Krystalyn. It is almost exclusively a female name. The average bearer is 31 years old, and Krystalyn peaked in popularity in 1985 with 24 births that year.
Below you will find a full statistical profile of Krystalyn 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 Krystalyn paired with any surname.
Estimated Living Americans
430
About 1 in 797,103 people in the U.S.
Rarity
Very Rare
Predicted Gender
Female
100.0% confidence
Average Age
31
years old
Peak Year
1985
24 births
Total Registered
445
since 1880
Gender Distribution for Krystalyn
Krystalyn is almost exclusively a female name. Out of 445 total births registered, 100.0% were female.
Krystalyn as a female name
Ranked #17,923 in 2015
5 female births in 2015
Peak: 1985 (24 births)
Krystalyn: Popularity Over Time
SSA records for Krystalyn span from the 1970s to the 2010s, covering 5 decades of naming data. The most popular decade for this name was the 1990s, when 160 babies were registered. Krystalyn has declined significantly from its peak in the 1990s. Recent registrations are a fraction of what they were at the name's height.
Krystalyn by Decade
How has Krystalyn 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.
Krystalyn by State
Krystalyn + Last Name Combinations
How many people share a full name with Krystalyn as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Krystalyn
Other first names starting with K with a similar number of bearers.
Krystalyn: Questions and Answers
How many people in the U.S. are named Krystalyn?
We estimate approximately 430 people named Krystalyn 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 797,103 Americans share this first name.
Is Krystalyn a common name?
Krystalyn is classified as "Very Rare" and is more popular than 83.1% of all first names in the SSA database. A total of 445 births have been registered with this name since 1880.
When was Krystalyn most popular?
Krystalyn reached peak popularity in 1985, when 24 babies were given this name. The average age of a living person named Krystalyn is approximately 31 years old, reflecting when the name was most commonly given.
Is Krystalyn a female name?
Krystalyn is predominantly female. 100.0% of people with this name are female. See the gender breakdown above for full details.
How many Krystalyn Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Krystalyn Smith, Krystalyn Johnson, Krystalyn 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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