Lynsey is a distinctive girls' name in United States, ranking #4968 in 2008 with 30 recorded births. The name reached its all-time peak in 1998 with 146 births ranking #1250. Since 1996, the popularity has decreased by 77.4%. In 2008, approximately 1 in every 63,024 girls born was named Lynsey. FALLING Recent data shows the name is currently falling.