Kieren is a distinctive girls' name in United States, ranking #10274 in 2006 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 2006, approximately 1 in every 172,825 girls born was named Kieren. STABLE Recent data shows the name is currently stable.