Lynsey is a distinctive girls' name in United States, ranking #17420 in 2017 with 5 recorded births. The name reached its all-time peak in 1998 with 146 births ranking #1250. Since 1996, the popularity has decreased by 96.2%. In 2017, approximately 1 in every 345,176 girls born was named Lynsey. FALLING Recent data shows the name is currently falling.