Kiera is a moderately popular girls' name in England & Wales, ranking #151 in 1998 with 307 recorded births. The name reached its all-time peak in 2005 with 588 births ranking #92. Since 1996, the popularity has increased by 38.9%. In 1998, approximately 1 in every 942 girls born was named Kiera. STABLE Recent data shows the name is currently stable.