Lyndsey is a distinctive girls' name in United States, ranking #892 in 2002 with 252 recorded births. The name reached its all-time peak in 1997 with 417 births ranking #563. Since 1996, the popularity has decreased by 34.5%. In 2002, approximately 1 in every 7,130 girls born was named Lyndsey. FALLING Recent data shows the name is currently falling.