Lyndsey is a distinctive girls' name in United States, ranking #7723 in 2025 with 14 recorded births. The name reached its all-time peak in 1997 with 417 births ranking #563. Since 1996, the popularity has decreased by 96.4%. In 2025, approximately 1 in every 114,805 girls born was named Lyndsey. FALLING Recent data shows the name is currently falling.