Kieryn is a distinctive girls' name in United States, ranking #16361 in 2000 with 5 recorded births. The name reached its all-time peak in 2010 with 20 births ranking #6519. Since 1996, the popularity has decreased by 28.6%. In 2000, approximately 1 in every 363,194 girls born was named Kieryn. STABLE Recent data shows the name is currently stable.