Keily is a distinctive girls' name in United States, ranking #4383 in 1999 with 26 recorded births. The name reached its all-time peak in 2018 with 328 births ranking #829. Since 1996, the popularity has increased by 85.7%. In 1999, approximately 1 in every 68,222 girls born was named Keily. FALLING Recent data shows the name is currently falling.