Lillian is a popular girls' name in United States, ranking #54 in 2024 with 3,882 recorded births. The name reached its all-time peak in 2012 with 7,171 births ranking #25. Since 1996, the popularity has increased by 244.5%. In 2024, approximately 1 in every 416 girls born was named Lillian. STABLE Recent data shows the name is currently stable.