Hilaria is a distinctive girls' name in United States, ranking #12815 in 2006 with 8 recorded births. The name reached its all-time peak in 2010 with 13 births ranking #8903. Since 1996, the popularity has decreased by 11.1%. In 2006, approximately 1 in every 237,634 girls born was named Hilaria. FALLING Recent data shows the name is currently falling.