Tania is a distinctive girls' name in England & Wales, ranking #772 in 2004 with 36 recorded births. The name reached its all-time peak in 2003 with 68 births ranking #478. Since 1996, the popularity has decreased by 30.8%. In 2004, approximately 1 in every 7,940 girls born was named Tania. FALLING Recent data shows the name is currently falling.