Kierah is a distinctive girls' name in United States, ranking #5359 in 2005 with 24 recorded births. The name reached its all-time peak in 2005 with 24 births ranking #5359. Since 1996, the popularity has increased by 84.6%. In 2005, approximately 1 in every 76,987 girls born was named Kierah. FALLING Recent data shows the name is currently falling.