Caitlyn
22
Babies in 2024
-86%
10-year change
2005
Peak · 353
-12%
vs 2023
Trajectory · 1996→2024
Years with no bar had fewer than 3 babies with this name — ONS suppresses counts of 2 or fewer for privacy.
About the name Caitlyn
Caitlyn peaked among UK girls' names in the late 2000s (353 babies in 2005) and has remained in active use — 22 girls were registered in England & Wales in 2024.
Caitlyn reached its peak in 2005, when 353 girls were registered in England & Wales — ranked #144 for UK girls that year. Today's count of 22 keeps the name in regular use.
Across 29 years of ONS data since 1996, a total of 5,309 girls have been officially registered with the name Caitlyn in England & Wales. In the past decade alone (2014–2024), 799 girls were registered with the name, starting from 159 in 2014 and ending at 22 in 2024.