Lillian is a highly popular girls' name in United States, ranking #50 in 2022 with 4,256 recorded births. The name reached its all-time peak in 2012 with 7,171 births ranking #25. Since 1996, the popularity has increased by 277.6%. In 2022, approximately 1 in every 385 girls born was named Lillian. STABLE Recent data shows the name is currently stable.