Jaci is a distinctive girls' name in United States, ranking #2177 in 2016 with 89 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 2016, approximately 1 in every 19,904 girls born was named Jaci. STABLE Recent data shows the name is currently stable.