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How Many People Are Named Kaitlyn?
Estimated people named Kaitlyn living in the U.S. today
162,669
Gender distribution
0% male · 100% female in SSA records.
Name scorecard
- Total U.S. births recorded (1880–2024): 166,573
- Peak year: 2000 (8,771 births)
- Estimated living today: 162,669
Kaitlyn by age group — who carries the name today?
Kaitlyn popularity over time (1880–2024)
Estimated living bearers by birth decade
About the name Kaitlyn
Kaitlyn has been recorded by the Social Security Administration since the 19th century dataset began. In total, 166,573 babies were given the name in the United States between 1880 and 2024. After adjusting each birth cohort for survival to today, an estimated 162,669 bearers are still living — roughly 1 in 2,101 Americans. The name's strongest decade shapes how old most Kaitlyns 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 Kaitlyn in the US?
An estimated 162,669 people named Kaitlyn are living in the United States today, based on SSA birth records from 1880 to 2024 adjusted for survival. That makes Kaitlyn uncommon — about 1 in 2,101 Americans.
Is Kaitlyn a boy or girl name?
In SSA records, Kaitlyn is 0% male and 100% female, so it is predominantly a female name.
When was Kaitlyn most popular?
Kaitlyn peaked in 2000, when 8,771 babies were given the name. Its current trend is declining compared with the previous decade.
How rare is the name Kaitlyn?
Kaitlyn ranks #334 of 104,819 first names recorded by the SSA, with a rarity score of 39 out of 100 (higher means rarer).