Harlon is a distinctive boys' name in United States, ranking #11189 in 2001 with 5 recorded births. This places Harlon in the bottom 9% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2016 with 18 births ranking #5199. Since 1996, the popularity has decreased by 28.6%. In 2001, approximately 1 in every 388,566 boys born was named Harlon. RISING Recent data shows the name is currently rising.