How Common is the First Name Sebastien?
We estimate that there are 3,996 people named Sebastien who are currently alive and were born in the United States. Sebastien is the 1,783rd most common for men, and the 4,302nd most common overall.
How Old are People Named Sebastien?
The average person named Sebastien is 17.76 years old.
Is Sebastien a Popular Baby Name Right Now?
55 people named Sebastien were born in the U.S. in 2025. It was the 2,451st most popular name for boys, and the 5,272nd most popular overall.
The popularity of Sebastien peaked in 2001, when it was the 1,020th most popular name for baby boys.
Is Sebastien a Boy's Name or a Girl's Name?
Sebastien is almost exclusively a male name. The Social Security Administration does not record any females born with the name Sebastien.
Popularity of Sebastien in England
In 2020, Sebastien was the in England and Wales.