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How Many People Are Named Kaidyn?
Estimated people named Kaidyn living in the U.S. today
3,932
Gender distribution
67% male · 33% female in SSA records.
Name scorecard
- Total U.S. births recorded (1880–2024): 3,980
- Peak year: 2012 (278 births)
- Estimated living today: 3,932
Kaidyn by age group — who carries the name today?
Kaidyn popularity over time (1880–2024)
Estimated living bearers by birth decade
About the name Kaidyn
Kaidyn has been recorded by the Social Security Administration since the 19th century dataset began. In total, 3,980 babies were given the name in the United States between 1880 and 2024. After adjusting each birth cohort for survival to today, an estimated 3,932 bearers are still living — roughly 1 in 86,928 Americans. The name's strongest decade shapes how old most Kaidyns you meet will be, which the age-group breakdown above shows directly. All figures are statistical estimates from public records; see our methodology for sources, the survival model, and the limits of the data (names given to fewer than five babies in a year are not published by the SSA).
Frequently asked questions
How many people are named Kaidyn in the US?
An estimated 3,932 people named Kaidyn are living in the United States today, based on SSA birth records from 1880 to 2024 adjusted for survival. That makes Kaidyn very rare — about 1 in 86,928 Americans.
Is Kaidyn a boy or girl name?
In SSA records, Kaidyn is 67% male and 33% female, so it is predominantly a male name.
When was Kaidyn most popular?
Kaidyn peaked in 2012, when 278 babies were given the name. Its current trend is declining compared with the previous decade.
How rare is the name Kaidyn?
Kaidyn ranks #4,245 of 104,819 first names recorded by the SSA, with a rarity score of 58 out of 100 (higher means rarer).