Diamon is a distinctive girls' name in United States, ranking #6132 in 2003 with 19 recorded births. The name reached its all-time peak in 2000 with 38 births ranking #3469. Since 1996, the popularity has decreased by 42.4%. In 2003, approximately 1 in every 96,161 girls born was named Diamon. FALLING Recent data shows the name is currently falling.