Maci is a distinctive girls' name in United States, ranking #666 in 2006 with 432 recorded births. The name reached its all-time peak in 2011 with 1,737 births ranking #180. Since 1996, the popularity has increased by 138.7%. In 2006, approximately 1 in every 4,401 girls born was named Maci. FALLING Recent data shows the name is currently falling.