Keiran is a distinctive boys' name in United States, ranking #2452 in 2010 with 51 recorded births. The name reached its all-time peak in 2011 with 63 births ranking #2120. Since 1996, the popularity has increased by 183.3%. In 2010, approximately 1 in every 37,616 boys born was named Keiran. STABLE Recent data shows the name is currently stable.