Delsy is a distinctive girls' name in United States, ranking #8758 in 1998 with 10 recorded births. The name reached its all-time peak in 2006 with 11 births ranking #10083. Since 1996, the popularity has increased by 100.0%. In 1998, approximately 1 in every 176,689 girls born was named Delsy. STABLE Recent data shows the name is currently stable.