Keiran is a distinctive boys' name in United States, ranking #2120 in 2011 with 63 recorded births. This places Keiran in the top 15% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2011 with 63 births ranking #2120. Since 1996, the popularity has increased by 250.0%. In 2011, approximately 1 in every 30,143 boys born was named Keiran. STABLE Recent data shows the name is currently stable.