Delainy is a distinctive girls' name in United States, ranking #10916 in 2004 with 9 recorded births. The name reached its all-time peak in 2006 with 15 births ranking #7978. Since 1996, the popularity has increased by 50.0%. In 2004, approximately 1 in every 204,013 girls born was named Delainy. STABLE Recent data shows the name is currently stable.