Jahnai is a distinctive girls' name in United States, ranking #17514 in 2005 with 5 recorded births. The name reached its all-time peak in 1996 with 18 births ranking #5374. Since 1996, the popularity has decreased by 72.2%. In 2005, approximately 1 in every 369,540 girls born was named Jahnai. STABLE Recent data shows the name is currently stable.