Cassia is a distinctive girls' name in England & Wales, ranking #982 in 2022 with 35 recorded births. The name reached its all-time peak in 2024 with 40 births ranking #902. Since 1996, the popularity has increased by 337.5%. In 2022, approximately 1 in every 7,529 girls born was named Cassia. STABLE Recent data shows the name is currently stable.