Harmon is a distinctive boys' name in United States, ranking #5955 in 2025 with 15 recorded births. The name reached its all-time peak in 2006 with 37 births ranking #2996. Since 1996, the popularity has increased by 36.4%. In 2025, approximately 1 in every 113,872 boys born was named Harmon. FALLING Recent data shows the name is currently falling.