Lon is a distinctive boys' name in United States, ranking #5052 in 2002 with 15 recorded births. The name reached its all-time peak in 1996 with 19 births ranking #3626. Since 1996, the popularity has decreased by 21.1%. In 2002, approximately 1 in every 129,431 boys born was named Lon. FALLING Recent data shows the name is currently falling.