Lillyan is a distinctive girls' name in United States, ranking #2726 in 2016 with 64 recorded births. The name reached its all-time peak in 2009 with 193 births ranking #1265. Since 1996, the popularity has increased by 1,180.0%. In 2016, approximately 1 in every 27,680 girls born was named Lillyan. FALLING Recent data shows the name is currently falling.