Cosmo is a distinctive choice, ranked #747 in 2024. Your child is likely to be the only Cosmo in their class.
💎
UK Rank 2024
#747
About the Name Cosmo
Cosmo is holding steady in the rankings at #747. It reached its peak of #651 in 2023 and has maintained consistent levels since — the hallmark of a name with lasting rather than trend-driven appeal. The name has been a consistent presence in UK records since 1996.
Cosmo is distinctive enough that your child will likely be the only one in both their class and their school — standing out on every register.
Frequently Asked Questions
Common questions about the name Cosmo
Unlikely. With around 46 UK babies named Cosmo per year, your child will almost certainly be the only Cosmo in his class, and possibly the only one in the whole school.
Cosmo has held a stable position around #747 for several years. It reached its recorded peak of #651 in 2023 and has maintained consistent levels since — suggesting lasting rather than trend-driven appeal.
Cosmo 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.
Notable people named Cosmo include: Cosmo Landesman — Cosmo Landesman is a British-based American-born journalist and editor.; Cosmo Sheldrake — Cosmo Christopher Sheldrake is an English musician, composer, and producer.; Tony Cosmo — Tony Cosmo is an actor and rock musician famous for his role in Reservoir Dogs, and for appearing in the first live action adaptation of Percy French's poem....
Cosmo does not appear in the US top 1,000 baby names, making it a distinctively British choice — your child is unlikely to encounter American Cosmos in the wild.
46
UK babies named Cosmo (2024)
< 1
Expected classmates with this name (class of 28)
~0.0
In a school of 600
↑ 19 places
Rank change (last 5 years)
🏫 Who else is in the room?
In a typical UK class of 28, highlighted children share the name Cosmo
Likely around 1 other Cosmo in the class
UK Popularity (1996–2024)
Rank and birth count · ONS official data
No US data available for this name
✨ Similar names to Cosmo
Names with a similar style — each with their own classroom story
William Cosmo Gordon Lang, 1st Baron Lang of Lambeth, was a Scottish Anglican clergyman who served as Archbishop of York and Archbishop of Canterbury. His elevation to Archbishop of York, within 18 years of his ordination, was the most rapid in modern Church of England history.
Cosmo Landesman is a British-based American-born journalist and editor. With his then-wife Julie Burchill and friend Toby Young, he founded the magazine Modern Review, which operated from 1991 to 1995 with Young as editor.
Sir Cosmo Edmund Duff-Gordon, 5th Baronet, DL was a prominent British aristocrat and sportsman who owned land in Scotland, best known for the controversy surrounding his escape from the sinking of the RMS Titanic.
Cosmo Christopher Sheldrake is an English musician, composer, and producer. He is the son of parapsychologist Rupert Sheldrake and voice teacher Jill Purce, and the brother of mycologist Merlin Sheldrake.
Tony Cosmo is an actor and rock musician famous for his role in Reservoir Dogs, and for appearing in the first live action adaptation of Percy French's poem Abdul Abulbul Amir.