Kierah is a distinctive girls' name in United States, ranking #6188 in 2003 with 19 recorded births. The name reached its all-time peak in 2005 with 24 births ranking #5359. Since 1996, the popularity has increased by 46.2%. In 2003, approximately 1 in every 96,161 girls born was named Kierah. FALLING Recent data shows the name is currently falling.