Lyndsey is a distinctive girls' name in United States, ranking #2167 in 2011 with 88 recorded births. The name reached its all-time peak in 1997 with 417 births ranking #563. Since 1996, the popularity has decreased by 77.1%. In 2011, approximately 1 in every 19,986 girls born was named Lyndsey. FALLING Recent data shows the name is currently falling.