Cillian is a distinctive girls' name in United States, ranking #13797 in 2024 with 6 recorded births. This places Cillian in the bottom 22% of ranked US girls' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2024 with 6 births ranking #13797. In 2024, approximately 1 in every 268,865 girls born was named Cillian. STABLE Recent data shows the name is currently stable.
Cillian is a well-loved Irish name with a soft, distinctive sound. It is often explained through church-related Gaelic roots, though exact older interpretations vary a little.
The name is familiar in Ireland through saints and tradition and has become far more visible internationally in recent years. Modern recognition has also grown through public figures such as Cillian Murphy.