Jania is a distinctive girls' name in United States, ranking #2508 in 1998 with 55 recorded births. This places Jania in the top 15% 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 194 births ranking #1186. In 1998, approximately 1 in every 32,125 girls born was named Jania. FALLING Recent data shows the name is currently falling.