Lilliann is a distinctive girls' name in United States, ranking #2554 in 2013 with 70 recorded births. The name reached its all-time peak in 2009 with 75 births ranking #2523. Since 1996, the popularity has increased by 1,066.7%. In 2013, approximately 1 in every 25,063 girls born was named Lilliann. FALLING Recent data shows the name is currently falling.