Lon is a distinctive boys' name in United States, ranking #4124 in 1998 with 17 recorded births. The name reached its all-time peak in 1996 with 19 births ranking #3626. Since 1996, the popularity has decreased by 10.5%. In 1998, approximately 1 in every 112,430 boys born was named Lon. FALLING Recent data shows the name is currently falling.