Crystal is a moderately popular girls' name in United States, ranking #137 in 2001 with 2,432 recorded births. The name reached its all-time peak in 1996 with 3,786 births ranking #92. Since 1996, the popularity has decreased by 35.8%. In 2001, approximately 1 in every 740 girls born was named Crystal. STABLE Recent data shows the name is currently stable.