Stacy is a distinctive girls' name in United States, ranking #517 in 1998 with 490 recorded births. The name reached its all-time peak in 1996 with 605 births ranking #420. Since 1996, the popularity has decreased by 19.0%. In 1998, approximately 1 in every 3,606 girls born was named Stacy. FALLING Recent data shows the name is currently falling.