Cayley is a distinctive girls' name in United States, ranking #3142 in 2006 with 53 recorded births. The name reached its all-time peak in 1998 with 75 births ranking #1994. Since 1996, the popularity has increased by 10.4%. In 2006, approximately 1 in every 35,869 girls born was named Cayley. STABLE Recent data shows the name is currently stable.