Castiel is a distinctive choice, ranked #2133 in 2025. Your child is likely to be the only Castiel in their class.
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UK Rank 2025
#2133
US Rank #816
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About the Name Castiel
Castiel is climbing rapidly up the charts, having climbed 593 places in just five years. Its best recorded rank was #1178 in 2014 — and current momentum suggests it could challenge that mark again. The name has been a regular feature in UK records since 2009.
Castiel is rare in the UK, so your child is very likely to be the only Castiel in their class.
In the US it ranks even higher at #816, where it enjoys a particularly strong following.
Frequently Asked Questions
Common questions about the name Castiel
Unlikely. With around 11 UK babies named Castiel per year, your child will almost certainly be the only Castiel in their class, and possibly the only one in the whole school.
Castiel is rising: up 549 places since 2020, to #2,133 in 2025. Its best recorded position was #1,178 in 2014.
Castiel is more popular in the US (#816) than in the UK (#2089). Names with strong rankings in both countries tend to have broad cross-cultural appeal, working well for international families or those with ties to both nations.
Castiel ranks #816 in the US top 1,000 (2024). It's recognised in America but considerably more popular in the UK.
11
UK babies named Castiel (2025)
< 1
Expected classmates with this name (class of 28)
~0.0
In a school of 600
↑ 549 places
Rank change (last 5 years)
🏫 Who else is in the room?
In a typical UK class of 28, highlighted children share the name Castiel
Almost certainly the only Castiel in the class
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UK Popularity (2009–2025)
Rank and birth count · ONS official data
US Popularity (2020–2024)
Rank · SSA official data
✨ Similar names to Castiel
Names with a similar style — each with their own classroom story