Nathalia is a distinctive girls' name in United States, ranking #1009 in 2005 with 242 recorded births. The name reached its all-time peak in 2006 with 346 births ranking #791. Since 1996, the popularity has increased by 236.1%. In 2005, approximately 1 in every 7,635 girls born was named Nathalia. FALLING Recent data shows the name is currently falling.