Kierah is a distinctive girls' name in United States, ranking #8709 in 1997 with 10 recorded births. The name reached its all-time peak in 2005 with 24 births ranking #5359. Since 1996, the popularity has decreased by 23.1%. In 1997, approximately 1 in every 174,066 girls born was named Kierah. FALLING Recent data shows the name is currently falling.