Marcy is a distinctive girls' name in United States, ranking #3755 in 2013 with 41 recorded births. The name reached its all-time peak in 1996 with 58 births ranking #2300. Since 1996, the popularity has decreased by 29.3%. In 2013, approximately 1 in every 42,791 girls born was named Marcy. RISING Recent data shows the name is currently rising.