Jania is a distinctive girls' name in United States, ranking #1186 in 2005 with 194 recorded births. This places Jania in the top 6% 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. Since 1996, the popularity has increased by 259.3%. In 2005, approximately 1 in every 9,524 girls born was named Jania. FALLING Recent data shows the name is currently falling.