Laci is a distinctive girls' name in United States, ranking #1631 in 2015 with 132 recorded births. The name reached its all-time peak in 2003 with 686 births ranking #438. Since 1996, the popularity has increased by 17.9%. In 2015, approximately 1 in every 13,520 girls born was named Laci. FALLING Recent data shows the name is currently falling.