Jaci is a distinctive girls' name in United States, ranking #2230 in 2018 with 83 recorded births. This places Jaci in the top 12% of ranked US girls' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2005 with 221 births ranking #1075. In 2018, approximately 1 in every 20,487 girls born was named Jaci. STABLE Recent data shows the name is currently stable.