Delia is a distinctive girls' name in United States, ranking #1624 in 2022 with 130 recorded births. The name reached its all-time peak in 2007 with 272 births ranking #986. Since 1996, the popularity has decreased by 30.5%. In 2022, approximately 1 in every 12,606 girls born was named Delia. FALLING Recent data shows the name is currently falling.