Kieren is a distinctive girls' name in United States, ranking #14735 in 2007 with 7 recorded births. The name reached its all-time peak in 2010 with 14 births ranking #8513. Since 1996, the popularity has increased by 16.7%. In 2007, approximately 1 in every 274,635 girls born was named Kieren. STABLE Recent data shows the name is currently stable.