How Many People Are Named Karly?
An estimated 10,511 people in the United States have the first name Karly. It is almost exclusively a female name. The average bearer is 26 years old, and Karly peaked in popularity in 1993 with 427 births that year.
Below you will find a full statistical profile of Karly 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 Karly paired with any surname.
Estimated Living Americans
10,511
About 1 in 32,609 people in the U.S.
Rarity
Uncommon
Predicted Gender
Female
100.0% confidence
Average Age
26
years old
Peak Year
1993
427 births
Total Registered
10,805
since 1880
Gender Distribution for Karly
Karly is almost exclusively a female name. Out of 10,805 total births registered, 100.0% were female.
Karly as a male name
Ranked #6,292 in 1978
5 male births in 1978
Peak: 1978 (5 births)
Karly as a female name
Ranked #2,562 in 2024
69 female births in 2024
Peak: 1993 (427 births)
Karly: Popularity Over Time
SSA records for Karly span from the 1970s to the 2020s, covering 6 decades of naming data. The most popular decade for this name was the 1990s, when 3,666 babies were registered. Karly has declined significantly from its peak in the 1990s. Recent registrations are a fraction of what they were at the name's height.
Karly by Decade
How has Karly 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.
Karly by State
Birth registrations for Karly span all 41 states and territories in the SSA database. The highest counts are in California, Texas, Pennsylvania. The lowest are in New Mexico, Montana, West Virginia. On average, about 202 Karlys were registered per state.
Karly + Last Name Combinations
How many people share a full name with Karly as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Karly
Other first names starting with K with a similar number of bearers.
Karly: Questions and Answers
How many people in the U.S. are named Karly?
We estimate approximately 10,511 people named Karly 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 32,609 Americans share this first name.
Is Karly a common name?
Karly is classified as "Uncommon" and is more popular than 97.8% of all first names in the SSA database. A total of 10,805 births have been registered with this name since 1880.
When was Karly most popular?
Karly reached peak popularity in 1993, when 427 babies were given this name. The average age of a living person named Karly is approximately 26 years old, reflecting when the name was most commonly given.
Is Karly a female name?
Karly is predominantly female. 100.0% of people with this name are female. See the gender breakdown above for full details.
How many Karly Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Karly Smith, Karly Johnson, Karly 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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