Jania is a distinctive girls' name in United States, ranking #4441 in 2015 with 32 recorded births. The name reached its all-time peak in 2005 with 194 births ranking #1186. Since 1996, the popularity has decreased by 40.7%. In 2015, approximately 1 in every 55,770 girls born was named Jania. FALLING Recent data shows the name is currently falling.