Kieren is a distinctive girls' name in United States, ranking #9073 in 2001 with 11 recorded births. The name reached its all-time peak in 2010 with 14 births ranking #8513. Since 1996, the popularity has increased by 83.3%. In 2001, approximately 1 in every 163,687 girls born was named Kieren. STABLE Recent data shows the name is currently stable.