Cian is a moderately popular boys' name in England & Wales, ranking #338 in 2025 with 126 recorded births. This places Cian in the top 6% of ranked UK boys' names for the year. Its actual usage is classified as Moderately Popular. The name reached its all-time peak in 2010 with 233 births ranking #211. Since 1996, the popularity has increased by 93.8%. In 2025, approximately 1 in every 2,158 boys born was named Cian. RISING Recent data shows the name is currently rising.
Cian is an old Irish name usually understood to mean something like "ancient" or "enduring". Its very short form gives it a modern feel despite its deep roots in Gaelic tradition.
The name appears in Irish mythology and early tradition, which gives it real historical depth. In modern use, it appeals to parents looking for a compact Celtic name that still feels authentic.