Lyndon is a distinctive boys' name in United States, ranking #1774 in 2001 with 64 recorded births. The name reached its all-time peak in 2015 with 155 births ranking #1195. Since 1996, the popularity has decreased by 24.7%. In 2001, approximately 1 in every 30,357 boys born was named Lyndon. FALLING Recent data shows the name is currently falling.