Lilliann is a distinctive girls' name in United States, ranking #3304 in 2023 with 49 recorded births. The name reached its all-time peak in 2009 with 75 births ranking #2523. Since 1996, the popularity has increased by 716.7%. In 2023, approximately 1 in every 32,707 girls born was named Lilliann. FALLING Recent data shows the name is currently falling.