Jania is a distinctive girls' name in United States, ranking #1476 in 2000 with 125 recorded births. The name reached its all-time peak in 2005 with 194 births ranking #1186. Since 1996, the popularity has increased by 131.5%. In 2000, approximately 1 in every 14,528 girls born was named Jania. FALLING Recent data shows the name is currently falling.