Cullen is a distinctive choice, ranked #2952 in 2025. Your child is likely to be the only Cullen in their class.
💎
UK Rank 2025
#2952
US Rank #998
Ad
About the Name Cullen
Cullen has seen a notable decline in recent years, dropping 2716 places in five years. It was most popular in 1997 at #1052 — parents choosing it today are making a deliberately counter-trend decision. The name has been a consistent presence in UK records since 1996.
Cullen is rare in the UK, so your child is very likely to be the only Cullen in their class.
In the US it ranks even higher at #998, where it enjoys a particularly strong following.
Frequently Asked Questions
Common questions about the name Cullen
Unlikely. With around 7 UK babies named Cullen per year, your child will almost certainly be the only Cullen in their class, and possibly the only one in the whole school.
Cullen is declining: down 548 places since 2020, to #2,952 in 2025. It peaked at #1,052 in 1997.
Cullen is more popular in the US (#998) than in the UK (#5120). 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.
Cullen does not appear in the US top 1,000 baby names, making it a distinctively British choice — your child is unlikely to encounter American Cullens in the wild.
7
UK babies named Cullen (2025)
< 1
Expected classmates with this name (class of 28)
< 1
In a school of 600
↓ 548 places
Rank change (last 5 years)
🏫 Who else is in the room?
In a typical UK class of 28, highlighted children share the name Cullen
Almost certainly the only Cullen in the class
Ad
UK Popularity (1996–2025)
Rank and birth count · ONS official data
US Popularity (2020–2023)
Rank · SSA official data
✨ Similar names to Cullen
Names with a similar style — each with their own classroom story