Ciaran is a moderately popular boys' name in England & Wales, ranking #129 in 1998 with 305 recorded births. This places Ciaran in the top 3% of ranked UK boys' names for the year. Its actual usage is classified as Moderately Popular. The name reached its all-time peak in 2004 with 514 births ranking #107. In 1998, approximately 1 in every 1,018 boys born was named Ciaran. RISING Recent data shows the name is currently rising.