Isobelle is a distinctive choice, ranked #1406 in 2024. Your child is likely to be the only Isobelle in their class.
💎
UK Rank 2024
#1406
About the Name Isobelle
Isobelle has seen a notable decline in recent years, dropping 635 places in five years. It was most popular in 2009 at #265 — parents choosing it today are making a deliberately counter-trend decision. The name has been a consistent presence in UK records since 1996.
Isobelle 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 Isobelle
Unlikely. With around 23 UK babies named Isobelle per year, your child will almost certainly be the only Isobelle in her class, and possibly the only one in the whole school.
Isobelle has been declining in UK popularity, dropping 635 places in the last five years. Its peak was #265 in 2009. Choosing it now means she is likely to be among the last of her generation with this name.
Isobelle 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.
Isobelle does not appear in the US top 1,000 baby names, making it a distinctively British choice — your child is unlikely to encounter American Isobelles in the wild.
23
UK babies named Isobelle (2024)
< 1
Expected classmates with this name (class of 28)
~0.0
In a school of 600
↓ 635 places
Rank change (last 5 years)
🏫 Who else is in the room?
In a typical UK class of 28, highlighted children share the name Isobelle
Likely around 1 other Isobelle in the class
UK Popularity (1996–2024)
Rank and birth count · ONS official data
No US data available for this name
✨ Similar names to Isobelle
Names with a similar style — each with their own classroom story
Isobelle Jane Carmody is an Australian writer of science fiction, fantasy, children's literature, and young adult literature. She is recipient of the Aurealis Award for best children's fiction.