Mccayla is a distinctive girls' name in United States, ranking #8370 in 1998 with 11 recorded births. The name reached its all-time peak in 1998 with 11 births ranking #8370. Since 1996, the popularity has increased by 57.1%. In 1998, approximately 1 in every 160,626 girls born was named Mccayla. FALLING Recent data shows the name is currently falling.