Lyndon is a distinctive boys' name in United States, ranking #1326 in 2016 with 135 recorded births. The name reached its all-time peak in 2015 with 155 births ranking #1195. Since 1996, the popularity has increased by 58.8%. In 2016, approximately 1 in every 14,053 boys born was named Lyndon. FALLING Recent data shows the name is currently falling.