Cassia is a distinctive girls' name in England & Wales, ranking #761 in 2002 with 33 recorded births. The name reached its all-time peak in 2024 with 40 births ranking #902. Since 1996, the popularity has increased by 312.5%. In 2002, approximately 1 in every 8,102 girls born was named Cassia. STABLE Recent data shows the name is currently stable.