Kieren is a distinctive boys' name in United States, ranking #3412 in 2003 with 27 recorded births. The name reached its all-time peak in 2011 with 28 births ranking #3739. Since 1996, the popularity has increased by 200.0%. In 2003, approximately 1 in every 73,158 boys born was named Kieren. RISING Recent data shows the name is currently rising.