Lyndsi is a distinctive girls' name in United States, ranking #14417 in 2012 with 7 recorded births. The name reached its all-time peak in 2001 with 30 births ranking #4158. Since 1996, the popularity has decreased by 72.0%. In 2012, approximately 1 in every 251,535 girls born was named Lyndsi. RISING Recent data shows the name is currently rising.