Idalia is a distinctive girls' name in United States, ranking #4397 in 2018 with 32 recorded births. The name reached its all-time peak in 2023 with 160 births ranking #1402. Since 1996, the popularity has decreased by 41.8%. In 2018, approximately 1 in every 53,138 girls born was named Idalia. FALLING Recent data shows the name is currently falling.