Keiran is a distinctive boys' name in United States, ranking #3512 in 2002 with 25 recorded births. The name reached its all-time peak in 2011 with 63 births ranking #2120. Since 1996, the popularity has increased by 38.9%. In 2002, approximately 1 in every 77,659 boys born was named Keiran. STABLE Recent data shows the name is currently stable.