How Many People Are Named Kaydee?
An estimated 2,344 people in the United States have the first name Kaydee. It is almost exclusively a female name. The average bearer is 22 years old, and Kaydee peaked in popularity in 2009 with 114 births that year.
Below you will find a full statistical profile of Kaydee 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 Kaydee paired with any surname.
Estimated Living Americans
2,344
About 1 in 146,226 people in the U.S.
Rarity
Rare
Predicted Gender
Female
100.0% confidence
Average Age
22
years old
Peak Year
2009
114 births
Total Registered
2,395
since 1880
Gender Distribution for Kaydee
Kaydee is almost exclusively a female name. Out of 2,395 total births registered, 100.0% were female.
Kaydee as a female name
Ranked #6,029 in 2024
20 female births in 2024
Peak: 2009 (114 births)
Kaydee: Popularity Over Time
SSA records for Kaydee span from the 1970s to the 2020s, covering 6 decades of naming data. The most popular decade for this name was the 2000s, when 840 babies were registered. Kaydee has declined significantly from its peak in the 2000s. Recent registrations are a fraction of what they were at the name's height.
Kaydee by Decade
How has Kaydee 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.
Kaydee by State
Birth registrations for Kaydee span all 19 states and territories in the SSA database. The highest counts are in Texas, California, Utah. The lowest are in Mississippi, Louisiana, Illinois. On average, about 37 Kaydees were registered per state.
Kaydee + Last Name Combinations
How many people share a full name with Kaydee as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Kaydee
Other first names starting with K with a similar number of bearers.
Kaydee: Questions and Answers
How many people in the U.S. are named Kaydee?
We estimate approximately 2,344 people named Kaydee 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 146,226 Americans share this first name.
Is Kaydee a common name?
Kaydee is classified as "Rare" and is more popular than 94.3% of all first names in the SSA database. A total of 2,395 births have been registered with this name since 1880.
When was Kaydee most popular?
Kaydee reached peak popularity in 2009, when 114 babies were given this name. The average age of a living person named Kaydee is approximately 22 years old, reflecting when the name was most commonly given.
Is Kaydee a female name?
Kaydee is predominantly female. 100.0% of people with this name are female. See the gender breakdown above for full details.
How many Kaydee Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Kaydee Smith, Kaydee Johnson, Kaydee 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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