Mandy is a distinctive girls' name in United States, ranking #846 in 2004 with 291 recorded births. The name reached its all-time peak in 2004 with 291 births ranking #846. Since 1996, the popularity has increased by 10.2%. In 2004, approximately 1 in every 6,310 girls born was named Mandy. FALLING Recent data shows the name is currently falling.