Idalia is a distinctive girls' name in United States, ranking #4780 in 2010 with 30 recorded births. The name reached its all-time peak in 2023 with 160 births ranking #1402. Since 1996, the popularity has decreased by 45.5%. In 2010, approximately 1 in every 59,244 girls born was named Idalia. FALLING Recent data shows the name is currently falling.