Home / Name Directory / Sebastien
How Many People Are Named Sebastien?
Estimated people named Sebastien living in the U.S. today
3,927
Gender distribution
100% male · 0% female in SSA records.
Name scorecard
- Total U.S. births recorded (1880–2024): 4,001
- Peak year: 2007 (178 births)
- Estimated living today: 3,927
Sebastien by age group — who carries the name today?
Sebastien popularity over time (1880–2024)
Estimated living bearers by birth decade
About the name Sebastien
Sebastien has been recorded by the Social Security Administration since the 19th century dataset began. In total, 4,001 babies were given the name in the United States between 1880 and 2024. After adjusting each birth cohort for survival to today, an estimated 3,927 bearers are still living — roughly 1 in 87,038 Americans. The name's strongest decade shapes how old most Sebastiens 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 Sebastien in the US?
An estimated 3,927 people named Sebastien are living in the United States today, based on SSA birth records from 1880 to 2024 adjusted for survival. That makes Sebastien very rare — about 1 in 87,038 Americans.
Is Sebastien a boy or girl name?
In SSA records, Sebastien is 100% male and 0% female, so it is predominantly a male name.
When was Sebastien most popular?
Sebastien peaked in 2007, when 178 babies were given the name. Its current trend is declining compared with the previous decade.
How rare is the name Sebastien?
Sebastien ranks #4,247 of 104,819 first names recorded by the SSA, with a rarity score of 58 out of 100 (higher means rarer).