Lynsey is a distinctive girls' name in United States, ranking #4542 in 2009 with 33 recorded births. The name reached its all-time peak in 1998 with 146 births ranking #1250. Since 1996, the popularity has decreased by 75.2%. In 2009, approximately 1 in every 55,663 girls born was named Lynsey. FALLING Recent data shows the name is currently falling.