Laci is a distinctive girls' name in United States, ranking #515 in 2005 with 576 recorded births. The name reached its all-time peak in 2003 with 686 births ranking #438. Since 1996, the popularity has increased by 414.3%. In 2005, approximately 1 in every 3,208 girls born was named Laci. FALLING Recent data shows the name is currently falling.