Cayley is a distinctive girls' name in United States, ranking #2772 in 2001 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 2001, approximately 1 in every 33,973 girls born was named Cayley. STABLE Recent data shows the name is currently stable.