Cailyn
11
Peak · 2008
2018
Last seen
15
Years on list
87
Total babies
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 Cailyn
Cailyn is a rare UK girl's name. In 2024, fewer than three girls were registered with this name in England & Wales — the threshold below which the ONS suppresses counts to protect family privacy. It was last on the published list in 2018.
Cailyn reached its peak in 2008, when 11 girls were registered in England & Wales — ranked #2,150 for UK girls that year. Since then, registrations have dropped below the ONS reporting threshold of three babies per year.
Across 15 years of ONS data since 1996, a total of 87 girls have been officially registered with the name Cailyn in England & Wales. In the past decade alone (2014–2024), 23 girls were registered with the name, starting from 4 in 2014 and ending at 0 in 2024.