Lyndon is a distinctive boys' name in United States, ranking #1368 in 2011 with 123 recorded births. The name reached its all-time peak in 2015 with 155 births ranking #1195. Since 1996, the popularity has increased by 44.7%. In 2011, approximately 1 in every 15,439 boys born was named Lyndon. FALLING Recent data shows the name is currently falling.