Diamond is a distinctive girls' name in United States, ranking #1115 in 2016 with 228 recorded births. The name reached its all-time peak in 1999 with 2,160 births ranking #150. Since 1996, the popularity has decreased by 86.6%. In 2016, approximately 1 in every 7,770 girls born was named Diamond. FALLING Recent data shows the name is currently falling.