Harmon is a distinctive boys' name in United States, ranking #4106 in 2013 with 24 recorded births. The name reached its all-time peak in 2006 with 37 births ranking #2996. Since 1996, the popularity has increased by 118.2%. In 2013, approximately 1 in every 78,802 boys born was named Harmon. FALLING Recent data shows the name is currently falling.