Lynnsey is a distinctive girls' name in United States, ranking #15785 in 2014 with 6 recorded births. The name reached its all-time peak in 1999 with 32 births ranking #3758. Since 1996, the popularity has decreased by 73.9%. In 2014, approximately 1 in every 297,656 girls born was named Lynnsey. FALLING Recent data shows the name is currently falling.