Will my child share the name Caitlyn with classmates?

Unlikely. With around 24 UK babies named Caitlyn per year, your child will almost certainly be the only Caitlyn in their class, and possibly the only one in the whole school.

Is Caitlyn becoming more or less popular in the UK?

Caitlyn is declining: down 346 places since 2020, to #1,315 in 2025. It peaked at #144 in 2005.

Is Caitlyn a good choice for a distinctive name?

Caitlyn 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 Caitlyn?

Notable people named Caitlyn include: Caitlyn Bobb, Caitlyn Taylor Love and Caitlyn Folley.

Is Caitlyn a popular baby name in the United States?

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

👧 Girl's name 💎 Relatively Unique UK #1315

Caitlyn

🗳️ Add Caitlyn to a family shortlist

Caitlyn is a distinctive choice, ranked #1315 in 2025. Your child is likely to be the only Caitlyn in their class.

💎

UK Rank 2025

#1315

About the Name Caitlyn

Caitlyn has seen a notable decline in recent years, dropping 480 places in five years. It was most popular in 2005 at #144 — parents choosing it today are making a deliberately counter-trend decision. The name has been a consistent presence in UK records since 1996.

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

⭐ Famous People Named Caitlyn

Caitlyn Bobb — Caitlyn Bobb is a Bermudan sprinter who primarily competes over 400 metres, in which she is the national record holder, both indoors and outdoors.
Caitlyn Taylor Love — Caitlyn Taylor Love is a former American actress and musician.
Caitlyn Folley — Caitlyn Folley, also known as Caker Folley, is an American actress known for her role as Stacy in The FP.

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.