Lynsey is a distinctive girls' name in United States, ranking #1817 in 2002 with 99 recorded births. The name reached its all-time peak in 1998 with 146 births ranking #1250. Since 1996, the popularity has decreased by 25.6%. In 2002, approximately 1 in every 18,150 girls born was named Lynsey. FALLING Recent data shows the name is currently falling.