Jania is a distinctive girls' name in United States, ranking #3555 in 2012 with 45 recorded births. This places Jania in the top 18% 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 decreased by 16.7%. In 2012, approximately 1 in every 39,128 girls born was named Jania. FALLING Recent data shows the name is currently falling.