Will my child share the name Sebastien with classmates?

Unlikely. With around 16 UK babies named Sebastien per year, your child will almost certainly be the only Sebastien in their class, and possibly the only one in the whole school.

Is Sebastien becoming more or less popular in the UK?

Sebastien has been fairly steady, ranked #1,613 in 2025 against #1,635 in 2020. Its best recorded position was #517 in 2007.

Is Sebastien a good choice for a distinctive name?

Sebastien is a distinctive choice sitting outside the mainstream UK top names. Parents choosing less common names often find their children appreciate the individuality as they grow up, rarely needing to add an initial to distinguish themselves.

Who are some famous people named Sebastien?

Notable people named Sebastien include: Sebastien Pillay and Sebastien Bellin.

Is Sebastien a popular baby name in the United States?

Sebastien does not appear in the US top 1,000 baby names, making it a distinctively British choice.

👦 Boy's name 💎 Relatively Unique UK #1613

Sebastien

🗳️ Add Sebastien to a family shortlist

Sebastien is a distinctive choice, ranked #1613 in 2025. Your child is likely to be the only Sebastien in their class.

💎

UK Rank 2025

#1613

About the Name Sebastien

Sebastien is steadily gaining in popularity, up 40 places over the past five years. Its best recorded rank was #517 in 2007, and it currently sits at #1595. The name has been a consistent presence in UK records since 1996.

Sebastien is uncommon in the UK, so your child is very likely to be the only Sebastien in their class.

⭐ Famous People Named Sebastien

Sebastien Pillay — Sebastien Pillay is a Seychellois politician who is the Vice President of Seychelles.
Sebastien Bellin — Sebastien Bellin is a Brazilian-Belgian former professional basketball player.

Biographical summaries are shortened from Wikipedia and are used under the CC BY-SA 4.0 licence; those summaries remain available under that same licence.