Nathalia is a distinctive girls' name in United States, ranking #868 in 2015 with 322 recorded births. The name reached its all-time peak in 2006 with 346 births ranking #791. Since 1996, the popularity has increased by 347.2%. In 2015, approximately 1 in every 5,542 girls born was named Nathalia. FALLING Recent data shows the name is currently falling.