Ciaran is a distinctive boys' name in United States, ranking #1826 in 2011 with 78 recorded births. The name reached its all-time peak in 2025 with 105 births ranking #1609. Since 1996, the popularity has increased by 116.7%. In 2011, approximately 1 in every 24,346 boys born was named Ciaran. RISING Recent data shows the name is currently rising.