Lan is a distinctive girls' name in United States, ranking #11990 in 2006 with 9 recorded births. The name reached its all-time peak in 2000 with 21 births ranking #5409. Since 1996, the popularity has decreased by 30.8%. In 2006, approximately 1 in every 211,230 girls born was named Lan. FALLING Recent data shows the name is currently falling.