Idalia is a distinctive girls' name in United States, ranking #3734 in 2008 with 43 recorded births. The name reached its all-time peak in 2023 with 160 births ranking #1402. Since 1996, the popularity has decreased by 21.8%. In 2008, approximately 1 in every 43,970 girls born was named Idalia. FALLING Recent data shows the name is currently falling.