Lon is a distinctive boys' name in United States, ranking #9556 in 2004 with 7 recorded births. The name reached its all-time peak in 1996 with 19 births ranking #3626. Since 1996, the popularity has decreased by 63.2%. In 2004, approximately 1 in every 283,543 boys born was named Lon. FALLING Recent data shows the name is currently falling.