Kiely is a distinctive girls' name in United States, ranking #16178 in 2025 with 5 recorded births. The name reached its all-time peak in 2008 with 52 births ranking #3241. Since 1996, the popularity has decreased by 72.2%. In 2025, approximately 1 in every 321,453 girls born was named Kiely. STABLE Recent data shows the name is currently stable.