Lyndsey is a distinctive girls' name in United States, ranking #1148 in 2006 with 214 recorded births. The name reached its all-time peak in 1997 with 417 births ranking #563. Since 1996, the popularity has decreased by 44.4%. In 2006, approximately 1 in every 8,884 girls born was named Lyndsey. FALLING Recent data shows the name is currently falling.